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:
Sep. 21, 1982
Filed:
Jul. 24, 1981
Applicant:
Inventor:
Oldrich S Kolarik, Hagerstown, MD (US);
Assignee:
Mack Trucks, Inc., Allentown, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
277216 ; 92172 ;
Abstract
Piston ring and groove assemblies are provided for forming a seal between a piston ring side and an adjacent wall of a piston ring groove during engine operation even when the piston is eccentric or tilted relative to a cylinder within which said piston moves.
Kolarik, Oldrich. (1982). Piston ring and groove assemblies (U.S. Patent No. 4350352). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4350352
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile