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. 11, 1999
Filed:
Feb. 18, 1998
Applicant:
Inventors:
Walter Cabri, Rozzano, IT;
Erminio Oldani, Sedriano, IT;
Assignee:
Secifarma S.p.A., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564409 ;
Abstract
A process for the preparation of 3-aminophenylacetylene derivatives of formula: ##STR1## wherein R.sub.1 is as defined in the disclosure ##STR2## wherein Y is as defined in the disclosure
Quick Actions:
Cabri, Walter. (1999). Process for the industrial preparation of aminoacetylenes (U.S. Patent No. 5902902). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5902902
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