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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US393925924 May 197417 Feb 1976Coating composition and therapeutic preparation incorporating same
US413847514 Sep 19776 Feb 1979Imperial Chemical Industries LimitedSustained release pharmaceutical composition
US417362611 Dic 19786 Nov 1979Merck & Co., Inc.Sustained release indomethacin
US421789823 Oct 197819 Ago 1980Alza CorporationSystem with microporous reservoir having surface for diffusional delivery of agent
US426197117 Dic 197914 Abr 1981Aktiebolaget HasslePharmaceutically preparation comprising a cardiac glycoside in combination with a polymer
US426327317 Dic 197921 Abr 1981Aktiebolaget AstraPharmaceutical preparation comprising a cardiac glycoside with a polymer coating
US428979521 Feb 197915 Sep 1981Aktiebolaget HassleMethod for preparing preparations having controlled release of an active component
US434175927 Oct 198027 Jul 1982Aktiebolaget HassleGranule having controlled release properties
US436154615 Jun 198130 Nov 1982Boehringer Ingelheim GmbHRetard form of pharmaceuticals with insoluble porous diffusion coatings
US436721731 Dic 19804 Ene 1983Boehringer Ingelheim GmbHDipyricamole sustained release forms comprising lacquer-coated particles and the preparation thereof
US441554714 Jun 198215 Nov 1983Sterling Drug Inc.Sustained-release pharmaceutical tablet and process for preparation thereof
US443296631 Ago 198221 Feb 1984Roussel-UCLAFCompressed tablets for disintegration in the colon comprising an active ingredient containing nucleus coated with a first layer containing microcrystalline cellulose which is coated with an enteric organic polymer coating
US443809130 Jun 198220 Mar 1984Dr. Karl Thomae GmbHBromhexine delayed-release pharmaceutical form
US445927918 Ago 198210 Jul 1984Boehringer Ingelheim GmbHRetard form of pharmaceuticals with insoluble porous diffusion coatings
US45087023 Feb 19842 Abr 1985Key Pharmaceuticals, Inc.Sustained release aspirin
US45553998 Mar 198426 Nov 1985Key Pharmaceuticals, Inc.Aspirin tablet
US458711812 Dic 19846 May 1986Key Pharmaceuticals, Inc.Dry sustained release theophylline oral formulation
US463458716 Ago 19846 Ene 1987Key Pharmaceuticals, Inc.Sustained release quinidine dosage form
US464223021 May 198510 Feb 1987Castex Products Limited
The Wellcome Foundation Limited
Release device
US46685174 Abr 198526 May 1987Norwich Eaton Pharmaceuticals, Inc.Furazolidone dosage form
US47132484 Oct 198515 Dic 1987A/S Alfred BenzonDiffusion coated multiple-units dosage form
US471604128 Oct 198529 Dic 1987A/S Alfred BenzonDiffusion coated multiple-units dosage form
US475247024 Nov 198621 Jun 1988Controlled release indomethacin
US478954824 Abr 19866 Dic 1988Medication and method for treating heartworms in dogs
US47956443 Ago 19873 Ene 1989Merck & Co., Inc.Device for pH independent release of drugs through the Donnan-like influence of charged insoluble resins
US480008413 Ago 198724 Ene 1989Pharmaceutical product in the form of a pellet with continuous, delayed medicament substance emission
US48105001 Jun 19887 Mar 1989Medication and method for treating heartworms in dogs
US485123116 Mar 198725 Jul 1989ALZA CorporationSystem for delivering drug in selected environment of use
US48512328 Jun 198725 Jul 1989Alza CorporationDrug delivery system with means for obtaining desirable in vivo release rate pattern
US486374130 Ene 19895 Sep 1989Abbott LaboratoriesTablet composition for drug combinations
US486374416 Mar 19875 Sep 1989Alza CorporationIntestine drug delivery
US486798417 Feb 198919 Sep 1989Nagin K. PatelDrug in bead form and process for preparing same
US487461430 Ene 198917 Oct 1989Abbott LaboratoriesPharmaceutical tableting method
US494058817 Mar 198810 Jul 1990Elan CorporationControlled release powder and process for its preparation
US495240217 Mar 198828 Ago 1990Elan Corporation, p.l.c.Controlled release powder and process for its preparation
US496076526 Jun 19892 Oct 1990Farmaceutisk Laboratorium Ferring A/SPharmaceutical composition and method for the treatment of colitis ulcerosa and Crohn's disease by oral administration
US49633654 Nov 198816 Oct 1990Tanabe Seiyaku Co., Ltd.Controlled release dosage form
US499427320 Jul 198919 Feb 1991Merck & Co., Inc.Solubility modulated drug delivery device
US501372726 Jun 19897 May 1991Farmaceutisk Laboratorium Ferring A/SPharmaceutical composition and method for the treatment of colitis ulcerosa and Crohn's disease by oral administration
US504143126 Jun 198920 Ago 1991Farmaceutisk Laboratorium Ferring A/SPharmaceutical composition and method for the treatment of colitis ulcerosa and Crohn's disease by oral administration
US532085322 Dic 199214 Jun 1994Merrell Dow Pharmaceuticals Inc.Controlled release formulation for pharmaceutical compounds
US783803722 Ago 200523 Nov 2010Tagra Biotechnologies Ltd.Method of microencapsulation
USD53501922 Abr 20059 Ene 2007Wm. Wrigley Jr. CompanyDisk tablet
USD53539022 Abr 200516 Ene 2007Wm. Wrigley Jr. CompanyOval tablet
USD55083322 Abr 200511 Sep 2007Wm. Wrigley Jr. CompanyOblong tablet
USD6130313 Jun 20096 Abr 2010Wm. Wrigley Jr. CompanyRound pressed tablet
USD61924029 Ene 20096 Jul 2010Wm. Wrigley Jr. CompanyPressed tablet

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