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:
Mar. 22, 1977
Filed:
Nov. 07, 1974
Applicant:
Inventors:
Bahram Farhadieh, Libertyville, IL (US);
James Maynard Berdahl, Gurnee, IL (US);
Assignee:
Abbott Laboratories, North Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08B / ; C08B / ;
U.S. Cl.
CPC ...
536 64 ; 424 35 ; 424181 ; 42424857 ; 526317 ; 526327 ; 526329 ; 528496 ; 536-3 ; 536 66 ;
Abstract
Known polymers of a defined class are converted into a universally useable tableting ingredient that provides controlled release of a drug from tablets made with this material. The new material is made in a rapidly stirred, nonaqueous solvent in a one-step process.