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:
Feb. 12, 1991
Filed:
Dec. 21, 1989
Applicant:
Inventors:
Donald Hou, Verona, NJ (US);
Janet L Mas, Scotch Plains, NJ (US);
Assignee:
Schering Corporation, Kenilworth, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
568315 ; 568316 ;
Abstract
A method for producing a compound of the formula ##STR1## wherein: R.sup.1, R.sup.11 and R.sup.12 may be the same or different and each is hydrogen or alkyl;
Hou, Donald. (1991). Preparation of alpha-(3,4-disubstituted aryl) cyclic ketones (U.S. Patent No. 4992591). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4992591
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile