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. 24, 1992
Filed:
Oct. 09, 1990
John E Barton, Reading, GB;
David Cartwright, Reading, GB;
John M Cox, Wokingham, GB;
Glynn Mitchell, Inver, GB;
Charles G Carter, Silver Spring, MD (US);
Davie L Lee, Martinez, CA (US);
Francis H Walker, Mill Valley, CA (US);
Frank X Woolard, Pt. Richmond, CA (US);
Imperial Chemical Industries PLC, London, GB;
ICI Americas, Inc., Wilmington, DE (US);
Abstract
A compound of formula (I): ##STR1## or a salt, enamine or the like, acylate, sulphonate, carbamate or ether derivative thereof; wherein X, X.sup.1 and X.sup.2 are independently oxygen or sulphur, R.sup.1 is an optionally substituted heterocyclic or cycloalkyl group, and Y is an optionally substituted C.sub.2 -C.sub.4 alkylene group which is optionally interposed by an oxygen atom, a group
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile