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. 15, 1983
Filed:
Jul. 20, 1981
Applicant:
Inventors:
George Y Lesher, Schodack, NY (US);
Donald F Page, East Greenbush, NY (US);
Assignee:
Sterling Drug Inc., New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
424263 ; 546300 ; 546332 ;
Abstract
Disclosed and claimed are N-R-N-40 [4-(4-2-R.sub.2 -3-R.sub.3 -5-R.sub.5 -6-R.sub.6 -4-pyridinyl)phenyl]ureas (I) or pharmaceutically-acceptable acid-addition salts thereof, where R is hydrogen, methyl or ethyl, R.sub.2 is hydrogen, methyl, ethyl or hydroxyl, R.sub.6 hydrogen, methyl or ethyl, and R.sub.3 and R.sub.5 are each hydrogen or methyl, their cardiotonic use and their preparation.
Lesher, George. (1983). N-[4-(4-pyridinyl)phenyl]ureas and their cardiotonic use (U.S. Patent No. 4376775). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4376775
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile