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:
Oct. 16, 1979
Filed:
Jul. 05, 1977
Applicant:
Inventors:
Magda Huhn, Budapest, HU;
Gabor Szabo, Budapest, HU;
Gabor Resofszki, Budapest, HU;
Eva Somfai, Budapest, HU;
Assignee:
Chinoin Gyogyszer es Vegyeszeti Termekek Gyara Rt., Budapest, HU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
2602391 ; 544 22 ; 544 28 ;
Abstract
This invention relates to a process for the preparation of acid amides having the formula (I) or their salts ##STR1## wherein R.sup.1 is hydrogen or an easily removable ester-forming or salt-forming group, preferably a trialkylamino, trialkylsilyl, trichloroethyl, acetoxymethyl, phenacyl, substituted phenacyl, substituted phenyl or benzyl group,
Huhn, Magda. (1979). Process for the preparation of reactive penicillanic acid and (U.S. Patent No. 4171303). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4171303
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile