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:
Jan. 04, 1977
Filed:
Apr. 01, 1975
Applicant:
Inventors:
Assignee:
Shin-Etsu Chemical Co., Ltd., Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424 35 ; 424 32 ; 424 33 ;
Abstract
Pharmaceutical solid dosage forms are covered with three successive layers of coating, consisting alternately of an undercoat composed substantially of a polymeric substance, a secondary coat composed substantially of a polymeric substance and a pigment, and a finish coat composed substantially of a polymeric substance. Application of these coatings produce economical advantages both in time and labor, and the surfaces of the coated dosage forms are smooth and glossy, and have no cracking.