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. 26, 1976
Filed:
May. 27, 1975
Applicant:
Inventors:
Charles Richard Hart, Hitchin, EN;
Eric Nield, Watton-at-Stone, EN;
Assignee:
Imperial Chemical Industries Limited, London, EN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
2608 / ; 2608 / ; 260827 ; 260882 ;
Abstract
A graft copolymer having a diene rubber substrate and a superstrate which is a homogeneous copolymer comprising acrylonitrile and aromatic olefin, the diene rubber substrate and the superstrate having refractive indices differing by less than 0.008 from each other and from that of a homogeneous acrylonitrile/aromatic olefin resin with which the graft copolymer may be subsequently blended, the resin containing units of acrylonitrile within the range 86 to 93 percent molar.
Hart, Charles. (1976). Transparent rubber-containing blend of acrylonitrile/aromatic olefin (U.S. Patent No. 3988391). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3988391
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile