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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US464318220 Abr 198317 Feb 1987Max Klein
Frederick G. Crane, Jr.
Disposable protective mask
US478413117 Nov 198615 Nov 1988Pollen protection device
US47966219 Dic 198710 Ene 1989Protective surgical face mask
US489730412 Nov 198630 Ene 1990Kimberly-Clark CorporationVirucidal composition, the method of use and the product therefor
US494429420 Abr 198831 Jul 1990Face mask with integral anti-glare, anti-fog eye shield
US50205338 Nov 19884 Jun 1991Tecnol, Inc.Face mask with liquid and glare resistant visor
US503311531 May 198923 Jul 1991Protective garment
US50671744 Sep 199026 Nov 1991Protective headgear
US510754710 Ene 199128 Abr 1992Baxter International Inc.Adjustable medical face mask fastener
US515070325 Feb 199129 Sep 1992Tecnol Medical Products, Inc.Liquid shield visor for a surgical mask with a bottom notch to reduce glare
US526528029 Abr 199230 Nov 1993Facial screen with connecting elastic
US538345019 May 199224 Ene 1995TCNL Technologies, Inc.Liquid shield visor for a surgical mask
US544692527 Oct 19935 Sep 1995Minnesota Mining and Manufacturing CompanyAdjustable face shield
US561576711 Abr 19951 Abr 1997Minnesota Mining and Manufacturing CompanyMethod and packaging for surgical masks
US566456630 Sep 19949 Sep 1997Puritan-Bennett CorporationQuick-donning full face oxygen mask with inflatable harness and soft foldable lens
US568287917 Jul 19964 Nov 1997Racal Health & Safety LimitedFilter mask with eye shield
US56997929 Oct 199623 Dic 1997Tecnol Medical Products, Inc.Face mask with enhanced facial seal
US570240611 Sep 199530 Dic 1997BrainLAB Med. Computersysteme GmbBDevice for noninvasive stereotactic immobilization in reproducible position
US570434921 Oct 19946 Ene 1998Tecnol Medical Products, Inc.Surgical face mask with darkened glare-reducing strip and visor
US595713219 Mar 199728 Sep 1999Puritan-Bennett CorporationQuick-donning full face oxygen mask with inflatable harness and soft foldable lens
US60265115 Dic 199722 Feb 20003M Innovative Properties CompanyProtective article having a transparent shield
US607058028 Jul 19996 Jun 2000BE Intellectual Property, Inc.Quick-donning full face oxygen mask with inflatable harness and soft foldable lens
US644315527 Abr 20003 Sep 2002BE Intellectual Property, Inc.Quick-donning full face oxygen mask with inflatable harness and soft foldable lens
US65269751 Nov 20014 Mar 2003Disposable gas mask
US66723077 Ago 20026 Ene 2004BE Intellectual Property, Inc.Quick-donining full face oxygen mask with inflatable harness and soft foldable lens
US675821517 Oct 20026 Jul 2004Aromatic travel mask
US68238685 Jun 200330 Nov 2004Travel mask
US717852625 Sep 200320 Feb 2007BE Intellectual Property, Inc.Quick-donning full face oxygen mask with inflatable harness and soft foldable lens
USD35571412 Jul 199321 Feb 1995TCNL Technologies, Inc.Combined face mask and shield
USD35571512 Jul 199321 Feb 1995TCNL Technologies, Inc.Combined face mask and shield

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