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:
May. 13, 1980
Filed:
Sep. 16, 1977
Applicant:
Inventor:
Gary L Statton, Wallingford, PA (US);
Assignee:
Atlantic Richfield Company, Los Angeles, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
525123 ; 525126 ; 525453 ; 525911 ;
Abstract
Polyurethane compositions having improved tensile strength and tear strength are prepared by graft polymerizing an ethylenically unsaturated monomer onto a liquid, hydroxyl-containing diene polymer and reacting the resulting graft copolymer with a polyfunctional organic isocyanate. Conventional catalysts and polymerization procedures are employed.
Statton, Gary. (1980). Process for preparing polyurethane elastomers (U.S. Patent No. 4202950). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4202950
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile