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. 23, 1993
Filed:
Jul. 29, 1991
Applicant:
Inventors:
Dietmar Schaefer, Hattingen, DE;
Andreas Weier, Essen, DE;
Christian Weitemeyer, Essen, DE;
Dietmar Wewers, Bottrop, DE;
Assignee:
Th. Goldschmidt AG, Essen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
549427 ;
Abstract
2-(3'-butenyl)-3,4-dihydro-2H-pyrans of the general formula ##STR1## wherein R is a hydrogen group or an alkyl group with 1 to 6 carbon atoms. Methods for the synthesis of these compounds and their use as reactive modifiers or diluents for cationically curable monomers or polymers.
Schaefer, Dietmar. (1993). 2-(3'-butenyl)-3,4-dihydro-2h-pyrans, their synthesis and use (U.S. Patent No. 5189184). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5189184
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile