Key Pharmaceuticals, Inc.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
A61F FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS 1139

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5186938 Adhesive transdermal dosage layerAug 07, 91Feb 16, 93[A61F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
4863743 Controlled release potassium chlorideExpiredFeb 19, 86Sep 05, 89[A61K]
4859707 Sulfur-substituted phenylacetamidesExpiredAug 23, 83Aug 22, 89[A61K, C07C]
4760096 Moisturizing skin preparationExpiredSep 27, 85Jul 26, 88[A61K]
4755386 Buccal formulationExpiredJan 22, 86Jul 05, 88[A61K]
4708867 MinipelletsExpiredMar 08, 84Nov 24, 87[A61K]
4689213 Method and composition for treating bronchospastic airway diseasesExpiredOct 23, 85Aug 25, 87[A61K]
4679555 Method and apparatus for intrapulmonary delivery of heparinExpiredAug 07, 84Jul 14, 87[A61M]
4634587 Sustained release quinidine dosage formExpiredAug 16, 84Jan 06, 87[A61K]
4594356 Method for inducing mydriasis in animalsExpiredJan 08, 85Jun 10, 86[A61K]
4587118 Dry sustained release theophylline oral formulationExpiredDec 12, 84May 06, 86[A61K]
4585452 Transdermal systemic dosage formsExpiredApr 12, 83Apr 29, 86[A61M]
4579731 Polymeric diffusion burn matrix and method of useExpiredJun 19, 84Apr 01, 86[A61K, A61L]
4556678 Sustained release propranolol tabletExpiredJun 24, 82Dec 03, 85[A61K]
4555399 Aspirin tabletExpiredMar 08, 84Nov 26, 85[A61K]
4542013 Trinitroglycerol sustained release vehicles and preparation therefromExpiredAug 16, 83Sep 17, 85[A61K, A61L]
4508702 Sustained release aspirinExpiredFeb 03, 84Apr 02, 85[A61K]
4492685 Protective skin matrixExpiredJan 30, 84Jan 08, 85[A61K, A61F, A61L]
4484577 Drug delivery method and inhalation device thereforExpiredMay 12, 82Nov 27, 84[A61M]
4483854 Systemic treatment of psoriasis using certain salicylatesExpiredApr 12, 83Nov 20, 84[A61K]
4482533 Polymeric diffusion matrix containing propranololExpiredMar 28, 83Nov 13, 84[A61K, A61F, A61L]

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