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. 25, 1976
Filed:
Jun. 21, 1974
Applicant:
Inventors:
Masahiko Fujino, Takarazuka, JA;
Chitoshi Hatanaka, Kyoto, JA;
Assignee:
Takeda Chemical Industries, Ltd., Osaka, JA;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07G / ;
U.S. Cl.
CPC ...
2601 / ;
Abstract
Crystalline thyrotropin releasing hormone (TRH) tartrate was obtained for the first time from a solution comprising TRH, tartaric acid and a certain solvent. The crystals are very pure and very stable against moisture for a long period of time.