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:
Jul. 07, 1998
Filed:
May. 07, 1997
Applicant:
Inventors:
Karry S Kirchner, Gainesville, GA (US);
Milton L Griswold, Gainesville, GA (US);
Assignee:
Freudenberg-NOK General Partnership, Plymouth, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L / ;
U.S. Cl.
CPC ...
1231886 ; 123 9037 ;
Abstract
A two piece valve stem seal assembly including a first rigid cylindrical shell having a flange portion and an end wall at a top portion. The valve stem seal assembly also includes a second rigid cylindrical shell having an outwardly radially extending seat portion and an inner radially extending flange. The valve stem seal assembly also including a resilient sealing body directly bonded with said first rigid cylindrical shell.
Kirchner, Karry. (1998). Two-piece valve stem seal (U.S. Patent No. 5775284). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5775284
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile