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:
Feb. 21, 1984
Filed:
Dec. 08, 1981
Applicant:
Inventors:
Kurt H Bauer, Freiburg, DE;
Hermann Osterwald, Freiburg, DE;
Klaus Lehmann, Rossdorf, DE;
Dieter Dreher, Bickenbach, DE;
Assignee:
Rohm GmbH, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01N / ;
U.S. Cl.
CPC ...
523342 ; 427-3 ; 424 33 ;
Abstract
What are disclosed are methods for making a suspension suitable for use as a coating agent for medicaments by suspending a powder of certain vinyl copolymers in an aqueous solution or suspension of a plasticizer therefor, methods for converting such a suspension of copolymer in plasticizer into a film-forming solution or other extensively homogeneous phase, such suspensions and the film-forming conversion products thereof, and methods for coating medicaments with such suspensions and film-forming conversion products.