The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 17, 1998
Filed:
Sep. 02, 1992
Applicant:
Inventors:
Chung Shih, Lawrence, KS (US);
Gaylen M Zentner, Lawrence, KS (US);
Randall V Sparer, Lawrence, KS (US);
R Lee Seward, Watchung, NJ (US);
Assignee:
Merck & Co., Inc., Rahway, NJ (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61F / ;
U.S. Cl.
CPC ...
424 7837 ; 424422 ; 424423 ; 424426 ; 424486 ; 514953 ;
Abstract
A bioerodible controlled release dosage form is disclosed comprising a polymer formed by condensing beneficial agents having a hydroxyl functionality of two or more with diketene acetals or divinyl ethers which delivers beneficial agents to a biological environment of use. A statistically significant portion of the beneficial agent is covalently bonded within the polymer matrix.
Quick Actions:
Shih, Chung. (1998). Bioerodible implants (U.S. Patent No. 5837228). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5837228
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile