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:
Apr. 30, 1991
Filed:
Jun. 23, 1989
Applicant:
Inventors:
Lachlan MacLean, Nottinghamshire, GB;
David L Roberts, Nottinghamshire, GB;
Kenneth Barron, Tyne and Wear, GB;
Kenneth J Nichol, boht of Nottinghamshire, GB;
Albert E Harrison, boht of Nottinghamshire, GB;
Assignee:
The Boots Company PLC, Nottingham, GB;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; C07C / ;
U.S. Cl.
CPC ...
546155 ; 544 94 ; 564218 ; 568 29 ; 568 36 ; 568 43 ; 568335 ;
MacLean, Lachlan. (1991). Process for the preparation of 1-methyl-3-methylthio-4-quinolone and the (U.S. Patent No. 5011931). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5011931
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile