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. 27, 1980
Filed:
Oct. 23, 1978
Shunro Mori, Fujisawa, JP;
Rokuro Okamoto, Fujisawa, JP;
Taiji Inui, Chigasaki, JP;
Tomio Takeuchi, Tokyo, JP;
Sanraku-Ocean Co., Ltd., Tokyo, JP;
Abstract
A number of 4'-acyl derivatives of tylosin and acetyltylosin which are prepared by first protectively acylating at the 2'-hydroxyl group of tylosin or acetyltylosin, secondly at the 4''-hydroxyl group thereof, thirdly at the 4'-hydroxyl group thereof and finally deacylating the 2'- and 4''-acyl groups to produce new 4'-acyl derivatives of tylosin or acetyltylosin which effect high blood level compared to those tylosin derivatives heretofore are disclosed.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile