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. 24, 1977
Filed:
Apr. 30, 1976
Applicant:
Inventors:
Kenneth M Snader, Hatboro, PA (US);
Chester R Willis, Kingston, JM;
Assignee:
SmithKline Corporation, Philadelphia, PA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A01N / ; A61L / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
424 45 ; 2602396 ; 2603459 ; 424229 ; 424283 ;
Abstract
Substituted 2H-pyran-2,6(3H)-dione derivatives useful in the treatment of allergic conditions are prepared by reaction of 3,5-diacetyl-4,6-dihydroxy-2H-pyran-2-one with an appropriate aniline.
Snader, Kenneth. (1977). Substituted 2h-pyran-2,6 (3h)-dione derivatives useful in treatment of (U.S. Patent No. 4025614). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4025614
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile