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:
Aug. 01, 1989
Filed:
Dec. 10, 1987
Applicant:
Inventors:
Leslie L Harner, Fleetwood, PA (US);
Earl L Frantz, Reading, PA (US);
Assignee:
Carpenter Technology Corporation, Reading, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03C / ;
U.S. Cl.
CPC ...
428630 ; 428623 ; 428433 ; 420 95 ;
Abstract
A thermally stable Super Invar has a substantially suppressed martensitic transformation inception point as well as an average coefficient of thermal expansion substantially lower than Invar. The composition in weight percent consists essentially of
Harner, Leslie. (1989). Thermally stable super invar and its named article (U.S. Patent No. 4853298). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4853298
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile