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:
Apr. 11, 2006
Filed:
Dec. 20, 2004
Applicants:
Kin-leung Cheung, Toronto, CA;
William Ting-chel Hung, Mississauga, CA;
Inventors:
Kin-Leung Cheung, Toronto, CA;
William Ting-Chel Hung, Mississauga, CA;
Assignee:
Pratt & Whitney Canada Corp., Longueuil, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/453 (2006.01);
U.S. Cl.
CPC ...
Abstract
An air-oil seal having a runner surface comprising at least one component selected from the group consisting of: polyetheretherketone; polyetherimide; polyphenylene sulfide; and polyetherketoneketone.
Cheung, Kin-Leung. (2006). Air-oil seal (U.S. Patent No. 7025356). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7025356
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile