DE69217994D1 - Flüssigkeitsstandsmesser - Google Patents
FlüssigkeitsstandsmesserInfo
- Publication number
- DE69217994D1 DE69217994D1 DE69217994T DE69217994T DE69217994D1 DE 69217994 D1 DE69217994 D1 DE 69217994D1 DE 69217994 T DE69217994 T DE 69217994T DE 69217994 T DE69217994 T DE 69217994T DE 69217994 D1 DE69217994 D1 DE 69217994D1
- Authority
- DE
- Germany
- Prior art keywords
- liquid level
- level meter
- meter
- liquid
- level
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/296—Acoustic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/296—Acoustic waves
- G01F23/2961—Acoustic waves for discrete levels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/296—Acoustic waves
- G01F23/2962—Measuring transit time of reflected waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/296—Acoustic waves
- G01F23/2968—Transducers specially adapted for acoustic level indicators
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB919116092A GB9116092D0 (en) | 1991-07-25 | 1991-07-25 | Liquid level sensor |
GB929201740A GB9201740D0 (en) | 1992-01-28 | 1992-01-28 | Liquid level sensor |
PCT/GB1992/001393 WO1993002340A1 (en) | 1991-07-25 | 1992-07-27 | Liquid level sensor |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69217994D1 true DE69217994D1 (de) | 1997-04-10 |
DE69217994T2 DE69217994T2 (de) | 1997-09-04 |
Family
ID=26299287
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69217994T Expired - Fee Related DE69217994T2 (de) | 1991-07-25 | 1992-07-27 | Flüssigkeitsstandsmesser |
Country Status (6)
Country | Link |
---|---|
US (1) | US5697248A (de) |
EP (2) | EP0621944B1 (de) |
JP (1) | JPH07502339A (de) |
AU (1) | AU2369192A (de) |
DE (1) | DE69217994T2 (de) |
WO (1) | WO1993002340A1 (de) |
Families Citing this family (86)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6335434B1 (en) | 1998-06-16 | 2002-01-01 | Isis Pharmaceuticals, Inc., | Nucleosidic and non-nucleosidic folate conjugates |
US8153602B1 (en) | 1991-11-19 | 2012-04-10 | Isis Pharmaceuticals, Inc. | Composition and methods for the pulmonary delivery of nucleic acids |
DE69433036T2 (de) | 1993-09-03 | 2004-05-27 | Isis Pharmaceuticals, Inc., Carlsbad | Aminoderivatisierte nukleoside und oligonukleoside |
US5842374A (en) * | 1994-06-02 | 1998-12-01 | Changmin Co., Ltd. | Measuring method of a wide range level and an apparatus thereof |
US6420549B1 (en) | 1995-06-06 | 2002-07-16 | Isis Pharmaceuticals, Inc. | Oligonucleotide analogs having modified dimers |
GB9513267D0 (en) * | 1995-06-29 | 1995-09-06 | Whitaker Corp | Ultrasonic liquid level detector |
GB9518151D0 (en) | 1995-09-06 | 1995-11-08 | Amp Great Britain | Interchangeable vessel Having a Level Sensor Therewith |
GB9524329D0 (en) | 1995-11-28 | 1996-01-31 | Amp Great Britain | Liquid level measuring device |
US5969621A (en) * | 1997-04-30 | 1999-10-19 | Endress + Hauser Gmbh + Co. | Apparatus for establishing and/or monitoring a predetermined filling level in a container |
DE19718965C2 (de) * | 1997-05-05 | 2001-04-19 | Endress Hauser Gmbh Co | Verfahren und Anordnung zur Überwachung eines vorbestimmten Füllstands in einem Behälter |
AU731909B2 (en) | 1997-07-01 | 2001-04-05 | Isis Pharmaceuticals, Inc. | Compositions and methods for the delivery of oligonucleotides via the alimentary canal |
CN1129486C (zh) * | 1997-10-06 | 2003-12-03 | 欧姆龙株式会社 | 喷雾装置 |
US20040186071A1 (en) | 1998-04-13 | 2004-09-23 | Bennett C. Frank | Antisense modulation of CD40 expression |
NO982074L (no) * | 1998-05-07 | 1999-11-08 | Omnitech As | Fremgangsmåte og instrument for nivåmåling |
AU745880B2 (en) * | 1998-05-21 | 2002-04-11 | Isis Pharmaceuticals, Inc. | Compositions and methods for non-parenteral delivery of oligonucleotides |
JP2002515514A (ja) | 1998-05-21 | 2002-05-28 | アイシス・ファーマシューティカルス・インコーポレーテッド | オリゴヌクレオチドの局所送逹のための組成物及び方法 |
US6225293B1 (en) | 1998-09-02 | 2001-05-01 | Isis Pharmaceuticals, Inc. | Methods and compounds for tracking the biodistribution of macromolecule-carrier combinations |
US6127124A (en) | 1999-01-20 | 2000-10-03 | Isis Pharmaceuticals, Inc. | Fluorescence based nuclease assay |
US6799820B1 (en) * | 1999-05-20 | 2004-10-05 | Seiko Epson Corporation | Liquid container having a liquid detecting device |
US6656730B1 (en) | 1999-06-15 | 2003-12-02 | Isis Pharmaceuticals, Inc. | Oligonucleotides conjugated to protein-binding drugs |
US6412344B1 (en) | 1999-11-15 | 2002-07-02 | Rosemount Aerospace Inc. | Fluid level sensor with dry couplant |
MY131891A (en) * | 2000-05-18 | 2007-09-28 | Seiko Epson Corp | Mounting structure, module, and liquid container |
MY127696A (en) | 2000-05-18 | 2006-12-29 | Seiko Epson Corp | Method and apparatus for detecting consumption of ink |
US7137679B2 (en) | 2000-05-18 | 2006-11-21 | Seiko Epson Corporation | Ink consumption detecting method, and ink jet recording apparatus |
DE60137839D1 (de) * | 2000-05-18 | 2009-04-16 | Seiko Epson Corp | Verfahren zur detektion des tintenverbrauchs und tintenstrahlaufzeichnungsvorrichtung |
PT1164021E (pt) * | 2000-06-15 | 2006-08-31 | Seiko Epson Corp | Processo de carregamento de liquidos, recipiente de liquidos e respectivo processo de fabrico |
CN100564040C (zh) | 2000-07-07 | 2009-12-02 | 精工爱普生株式会社 | 液体容器、喷墨记录设备、用于控制该喷墨记录设备的装置和方法、用于检测液体消耗状态的装置和方法 |
EP1176403A3 (de) * | 2000-07-28 | 2003-03-19 | Seiko Epson Corporation | Flüssigkeitsverbrauchdetektor |
CN1292843C (zh) * | 2000-10-05 | 2007-01-03 | 欧姆龙健康医疗事业株式会社 | 液体喷雾装置 |
ATE346281T1 (de) * | 2001-01-09 | 2006-12-15 | Landis & Gyr Gmbh | Durchflussmesser |
US7767802B2 (en) | 2001-01-09 | 2010-08-03 | Alnylam Pharmaceuticals, Inc. | Compositions and methods for inhibiting expression of anti-apoptotic genes |
DE10245341B4 (de) * | 2002-09-27 | 2016-09-01 | Robert Bosch Gmbh | Verfahren und Vorrichtung zum Bestimmen einer Menge eines Schüttgutes |
WO2004074782A2 (en) * | 2003-02-14 | 2004-09-02 | Adept Science & Technologies, Llc | Ultrasonic liquid level monitor |
US7786290B2 (en) | 2003-06-13 | 2010-08-31 | Alnylam Pharmaceuticals, Inc. | Double-stranded ribonucleic acid with increased effectiveness in an organism |
US6826952B1 (en) * | 2003-08-11 | 2004-12-07 | Ingersoll-Rand Company | Multiple tank level indication system and method |
US6925870B2 (en) * | 2003-09-23 | 2005-08-09 | Battelle Memorial Institute | Ultrasonic fill level device and method |
EP2540734B1 (de) | 2004-04-05 | 2016-03-30 | Alnylam Pharmaceuticals, Inc. | Prozess und Reagenzien für Oligonukleotidsynthese und -reinigung |
EP1750776A2 (de) | 2004-04-30 | 2007-02-14 | Alnylam Pharmaceuticals Inc. | Oligonukleotide mit c5-modifiziertem pyrimidin |
US7245059B2 (en) * | 2004-05-17 | 2007-07-17 | Xtero Datacom Inc. | Method of exciting a piezoelectric crystal |
DE102004059964A1 (de) | 2004-12-13 | 2006-06-14 | Truma Gerätetechnik GmbH & Co. KG | Ultraschall-Messvorrichtung für ein Behältnis |
US7360417B2 (en) | 2005-01-10 | 2008-04-22 | Gems Sensors, Inc. | Fluid level detector |
DE102006014868A1 (de) * | 2005-03-31 | 2006-11-02 | Seiko Epson Corp. | Flüssigkeitsbehälter und Leiterplatte für diesen Flüssigkeitsbehälter |
DE102005026200A1 (de) * | 2005-06-07 | 2006-12-21 | Pepperl + Fuchs Gmbh | Detektion und Vorrichtung zur Detektion von Aufzeichnungsträgern |
EP2325315B1 (de) | 2005-10-28 | 2014-05-07 | Alnylam Pharmaceuticals, Inc. | Zusammensetzungen und Verfahren zur Hemmung der Expression des Huntingtin-Gens |
WO2007056331A2 (en) | 2005-11-09 | 2007-05-18 | Alnylam Pharmaceuticals, Inc. | Compositions and methods for inhibiting expression of factor v leiden mutant gene |
DE102005057094B4 (de) * | 2005-11-30 | 2013-02-14 | Vega Grieshaber Kg | Füllstandradar mit variabler Sendeleistung |
US7607347B2 (en) * | 2006-03-07 | 2009-10-27 | Gems Sensors, Inc. | Fluid level detector |
CN103614375A (zh) | 2006-05-11 | 2014-03-05 | 阿尔尼拉姆医药品有限公司 | 抑制pcsk9基因表达的组合物和方法 |
US20090209478A1 (en) | 2006-09-21 | 2009-08-20 | Tomoko Nakayama | Compositions and methods for inhibiting expression of the hamp gene |
MX363224B (es) | 2006-10-03 | 2019-03-15 | Alnylam Pharmaceuticals Inc | Formulaciones que contienen lipidos. |
CN101568809B (zh) * | 2007-01-17 | 2015-02-04 | 伊利诺斯工具制品有限公司 | 分离的液位传感器及底座 |
PE20090064A1 (es) | 2007-03-26 | 2009-03-02 | Novartis Ag | Acido ribonucleico de doble cadena para inhibir la expresion del gen e6ap humano y composicion farmaceutica que lo comprende |
US20100184823A1 (en) | 2007-07-05 | 2010-07-22 | Mark Aron Labow | dsRNA For Treating Viral Infection |
US7905143B2 (en) * | 2007-07-23 | 2011-03-15 | Schmitt Measurement Systems, Inc. | Ultrasonic fuel level monitoring system incorporating an acoustic lens |
GB0722256D0 (en) * | 2007-11-13 | 2007-12-27 | Johnson Matthey Plc | Level measurement system |
USRE47320E1 (en) | 2007-11-20 | 2019-03-26 | Ionis Pharmaceuticals, Inc. | Modulation of CD40 expression |
ITMI20072397A1 (it) * | 2007-12-20 | 2009-06-21 | Gambro Lundia Ab | Apparecchiatura medicale per il trattamento extracorporeo |
DE102008050326A1 (de) * | 2008-10-07 | 2010-04-08 | Endress + Hauser Gmbh + Co. Kg | Vorrichtung zur Bestimmung und/oder Überwachung einer Prozessgröße eines Mediums |
US8592386B2 (en) | 2008-12-17 | 2013-11-26 | Sarepta Therapeutics, Inc. | Antisense compositions and methods for modulating contact hypersensitivity or contact dermatitis |
US9745574B2 (en) | 2009-02-04 | 2017-08-29 | Rxi Pharmaceuticals Corporation | RNA duplexes with single stranded phosphorothioate nucleotide regions for additional functionality |
US8104341B2 (en) * | 2009-03-25 | 2012-01-31 | Schmitt Measurement Systems, Inc. | Ultrasonic liquid level monitoring system |
WO2010117536A2 (en) * | 2009-04-08 | 2010-10-14 | Illinois Tool Works Inc. | Ultrasonic liquid sensor apparatus and system |
EP2464336A4 (de) | 2009-08-14 | 2013-11-20 | Alnylam Pharmaceuticals Inc | Zusammensetzungen aus lipidformulierungen und verfahren zur hemmung der expression eines gens aus dem ebolavirus |
BR112012011381B8 (pt) | 2009-11-13 | 2021-05-25 | Avi Biopharma Inc | oligonucleotídeo antisenso antiviral isolado e composição farmacêutica compreendendo o mesmo |
US9068185B2 (en) | 2010-03-12 | 2015-06-30 | Sarepta Therapeutics, Inc. | Antisense modulation of nuclear hormone receptors |
CA3090304A1 (en) | 2010-05-13 | 2011-11-17 | Sarepta Therapeutics, Inc. | Antisense modulation of interleukins 17 and 23 signaling |
US8412473B2 (en) | 2011-04-11 | 2013-04-02 | Schmitt Industries, Inc. | Event monitoring and detection in liquid level monitoring system |
DE102012200757B4 (de) * | 2012-01-05 | 2022-01-05 | Vitesco Technologies GmbH | Füllstandsgeber |
CN104394900A (zh) * | 2012-12-31 | 2015-03-04 | 甘布罗伦迪亚肾脏产品公司 | 体外血液处理装置中基于压力的泄漏检测 |
CN110567559B (zh) | 2013-01-29 | 2021-04-02 | 宾马丁内私人有限公司 | 传感器、传感器系统和传感方法 |
US8959998B2 (en) * | 2013-05-15 | 2015-02-24 | Air Products And Chemicals, Inc. | Ultrasonic liquid level sensing systems |
EP2803955B8 (de) * | 2013-05-15 | 2017-10-18 | Versum Materials US, LLC | Ultraschall-Flüssigkeitsstandmesssysteme |
EP2816630A1 (de) * | 2013-06-17 | 2014-12-24 | Siemens Aktiengesellschaft | Elektrochemische Speichervorrichtung mit Zustandsdetektor |
US9354101B2 (en) * | 2013-07-11 | 2016-05-31 | Axsensor Ab | Device for providing a gas composition and temperature compensated acoustic measurement of a liquid level |
US10151618B2 (en) | 2014-01-24 | 2018-12-11 | Versum Materials Us, Llc | Ultrasonic liquid level sensing systems |
KR102014510B1 (ko) * | 2014-11-18 | 2019-08-26 | 버슘머트리얼즈 유에스, 엘엘씨 | 초음파 액체 수위 감지 시스템 |
JP6997623B2 (ja) | 2014-12-12 | 2022-02-04 | エム. ウルフ、トッド | オリゴヌクレオチドを利用して細胞内の核酸を編集するための組成物および方法 |
WO2017096416A1 (en) | 2015-12-09 | 2017-06-15 | Flolevel Technologies Pty Ltd | System and method for determining concentration |
US10347818B2 (en) | 2016-03-31 | 2019-07-09 | General Electric Company | Method for manufacturing ultrasound transducers |
US11767520B2 (en) | 2017-04-20 | 2023-09-26 | Atyr Pharma, Inc. | Compositions and methods for treating lung inflammation |
US10254148B2 (en) | 2017-06-16 | 2019-04-09 | GM Global Technology Operations LLC | Liquid level sensor and method |
TWI651517B (zh) * | 2018-03-02 | 2019-02-21 | 國立臺灣大學 | 串接式超音波水位偵測模組及水位計 |
DK3760795T3 (da) | 2018-03-02 | 2023-06-06 | Unito Smart Tech Limited | Væskeforsyningssystem |
WO2020033791A1 (en) | 2018-08-09 | 2020-02-13 | Verseau Therapeutics, Inc. | Oligonucleotide compositions for targeting ccr2 and csf1r and uses thereof |
DE102019216047A1 (de) * | 2019-10-17 | 2020-10-08 | Vitesco Technologies Germany Gmbh | Anordnung und Verfahren zum Feststellen eines Mindestfüllstands eines Fluids in einem Fluidbehälter |
EP4083583A1 (de) * | 2021-04-30 | 2022-11-02 | Tekelek Group Holdings Limited | Ultraschallabstandssensor und verfahren zum schutz eines ultraschallwandlers in einem ultraschallabstandssensor |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3019650A (en) * | 1957-04-01 | 1962-02-06 | Bailey Meters Controls Ltd | Apparatus for detecting the presence or absence at a location of a body of liquid |
US3520186A (en) * | 1968-03-11 | 1970-07-14 | Nat Sonics Corp | Ultrasonic fluid interface sensing |
US4063457A (en) * | 1976-09-27 | 1977-12-20 | Envirotech Corporation | Ultrasonic level sensing device |
NO150532C (no) * | 1981-05-22 | 1984-10-31 | Bjoern R Hope | Anordning ved nivaamaaler. |
US4570482A (en) * | 1982-04-23 | 1986-02-18 | Murata Manufacturing Co., Ltd. | Load-sensitive level detecting device |
SU1592731A1 (ru) * | 1985-08-05 | 1990-09-15 | Gnii Teploene | Дискретный акустический уровнемер |
JPH02197183A (ja) * | 1988-03-29 | 1990-08-03 | Pennwalt Corp | 積層圧電構造及びその形成方法 |
DE3912783A1 (de) * | 1989-04-19 | 1990-10-25 | Bayerische Motoren Werke Ag | Fuellstands-messvorrichtung fuer kraftfahrzeuge |
DE9010566U1 (de) * | 1990-07-13 | 1990-09-20 | Siemens Ag, 8000 Muenchen, De | |
JPH04106427A (ja) * | 1990-08-28 | 1992-04-08 | Ulvac Japan Ltd | 液面検出装置 |
FR2676810B1 (fr) * | 1991-05-22 | 1994-12-02 | Peugeot | Dispositif de mesure du niveau de liquide. |
-
1992
- 1992-07-27 US US08/185,836 patent/US5697248A/en not_active Expired - Fee Related
- 1992-07-27 DE DE69217994T patent/DE69217994T2/de not_active Expired - Fee Related
- 1992-07-27 JP JP5502719A patent/JPH07502339A/ja not_active Withdrawn
- 1992-07-27 EP EP92916277A patent/EP0621944B1/de not_active Expired - Lifetime
- 1992-07-27 AU AU23691/92A patent/AU2369192A/en not_active Abandoned
- 1992-07-27 EP EP96111997A patent/EP0745833A3/de not_active Withdrawn
- 1992-07-27 WO PCT/GB1992/001393 patent/WO1993002340A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
US5697248A (en) | 1997-12-16 |
WO1993002340A1 (en) | 1993-02-04 |
EP0621944A1 (de) | 1994-11-02 |
AU2369192A (en) | 1993-02-23 |
EP0745833A2 (de) | 1996-12-04 |
JPH07502339A (ja) | 1995-03-09 |
DE69217994T2 (de) | 1997-09-04 |
EP0745833A3 (de) | 1998-09-23 |
EP0621944B1 (de) | 1997-03-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |