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:
Oct. 07, 2003
Filed:
Dec. 30, 1998
Applicant:
Inventors:
Balwant Singh, Stamford, CT (US);
Laurence Wu-Kwang Chang, Orange, CT (US);
Assignee:
Cytec Technology Corp., Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
C07C / ; C07D / ; C07D / ;
Abstract
A process for preparing blocked derivatives of m- or p- isopropenyl-&agr;,&agr;-dimethylbenzyl isocyanates, comprising reacting a meta- or a para-isopropenyl-&agr;,&agr;-dimethylbenzyl carbamate ester with hydroxy functional blocking group, such as hydroxyethylene-ethyleneurea, hydroxyethylenepropylene urea, dialkylaminoethanol and dialkylamino propanol
Singh, Balwant. (2003). Process for preparing derivatives of isopropenyl-&agr;, &agr;-dimethylbenzyl isocyanate (U.S. Patent No. 6630599). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6630599
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile