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:
Mar. 16, 1976
Filed:
Aug. 29, 1974
Applicant:
Inventors:
Beat Iselin, Riehen, CH;
Peter Sieber, Reinach, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
260463 ;
Abstract
Temporary protection of amino groups by the group of the formula I ##EQU1## in which R.sub.1 represents lower alkyl, R.sub.2 lower alkyl or phenyl and R.sub.3 phenyl, and wherein the phenyl radicals are unsubstituted or substituted by lower alkyl, phenyl or lower alkylphenyl groups.
Iselin, Beat. (1976). Process for the temporary protection of amino groups in peptide syntheses (U.S. Patent No. 3944590). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3944590
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile