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:
Nov. 24, 1981
Filed:
May. 05, 1980
Applicant:
Inventor:
James Spanswick, Wheaton, IL (US);
Assignee:
Standard Oil Company (Indiana), Chicago, IL (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ; C08K / ;
U.S. Cl.
CPC ...
260 / ; 260 / ; 260 / ; 528176 ;
Abstract
Color stable compositions consisting of aromatic polyester and 0.01 to 0.5% by weight of the aromatic polyester of a stabilizer selected from the group consisting of phosphates, phosphonates and mixtures of either phosphates or phosphonates with epoxides having a boiling point of above about 250.degree. C. These compositions are useful in the manufacture of engineering plastics such as automobile headlights.
Spanswick, James. (1981). Color stable aromatic polyesters (U.S. Patent No. 4302382). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4302382
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile