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. 10, 1977
Filed:
Mar. 01, 1976
Applicant:
Inventors:
Georg Ujvari, Nykobing S, DK;
Peter Bregnedal Hansen, Horsholm, DK;
Assignee:
Kefalas A/S, Copenhagen-Valby, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
424250 ; 2602 / ; 424275 ;
Abstract
The present invention relates to novel xanthene and thioxanthene derivatives of the following general formula: ##STR1## wherein Y represents sulfur or oxygen, R.sup.1 represents hydrogen, chlorine, trifluoromethyl or dimethylsulfamoyl,
Ujvari, Georg. (1977). Xanthene and thioxanthene compositions and method of treating (U.S. Patent No. 4022896). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4022896
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile