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:
May. 14, 1991
Filed:
Nov. 25, 1987
Applicant:
Inventors:
Ray F Childers, Carmel, IN (US);
Peter L Oren, Nobelsville, IN (US);
Werner M Seidler, Indianapolis, IN (US);
Assignee:
Eli Lilly and Company, Indianapolis, IN (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424486 ; 424465 ; 424470 ; 424493 ; 424495 ; 424497 ; 524 53 ;
Abstract
Aqueous diffusion coating formulations suitable for use on pharmaceutical dosage forms comprising an admixture of an insoluble polymer component of a copolymer of ethylacrylate and methylmethacrylate and as a hydrophilic component the polysaccharide pullulan. When applied to the substrate of choice, said formulations provide coatings exhibiting good mechanical strength and flexibility.