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. 14, 1978
Filed:
Oct. 04, 1976
Applicant:
Inventor:
John D Freilich, S. Williamsport, PA (US);
Assignee:
Glyco Chemicals, Inc., Greenwich, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
4242 / ; 106 / ; 210 64 ; 252 / ; 252 495 ; 252106 ; 252107 ; 252401 ; 548312 ;
Abstract
Described herein are di-quaternary ammonium salts of hydantoin having the formula: ##STR1## wherein: R.sub.1 and R.sub.2, which may be the same or different, are ##STR2## R.sub.3 and R.sub.4, which may be the same or different, are selected from the group consisting of hydrogen, alkyl of 1 to 6 carbons, phenyl or taken together R.sub.3 and R.sub.4 may be a cycloaliphatic group of 4 or 5 carbon atoms;
Freilich, John. (1978). Di-quaternary ammonium salts of hydantoin and compositions thereof (U.S. Patent No. 4073927). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4073927
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile