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:
Jun. 08, 1976
Filed:
Aug. 22, 1974
Toshio Nakamura, Ibaraki, JA;
Tadao Maeda, Ibaraki, JA;
Hiroshi Takenaka, Ibaraki, JA;
Yoshiya Yamahira, Takatsuki, JA;
Abstract
Pharmaceutical compositions with controlled rates of gastro-intestinal absorption are prepared by dissolution or suspension of the therapeutically active agent in an absorption depressive agent selected from the group consisting of unsaturated aliphatic alcohols or their esters, unsaturated aliphatic ethers, unsaturated aliphatic acids or their salts, their esters or their amides and natural occurring oils containing more than 35% by weight of any of the above-mentioned substances, said absorption depressive materials having 12 - 22 carbon atoms in their unsaturated aliphatic hydrocarbon chains and being liquid at the normal temperature.