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:
Sep. 15, 1998
Filed:
Jan. 15, 1997
Applicant:
Inventors:
Cecil C Chappelow, Leawood, KS (US);
J David Eick, Gladstone, MO (US);
Charles S Pinzino, Kansas City, MO (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C08G / ; A61K / ;
U.S. Cl.
CPC ...
549335 ; 549 14 ; 549 15 ; 58 87 ; 58 96 ; 523116 ; 106 35 ;
Abstract
Polymeric compositions are provided which are the reaction product of spiroorthocarbonates and epoxy resins and undergo reduced bulk polymerization shrinkage. The spiroorthocarbonates are of the general formula: ##STR1## wherein X=O or S;