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. 29, 2003
Filed:
Mar. 22, 2002
Applicant:
Inventors:
Assignee:
C.R.F. Societa Consortile per Azioni, Turin, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01L 9/02 ; F01L 1/25 ;
U.S. Cl.
CPC ...
F01L 9/02 ; F01L 1/25 ;
Abstract
In an internal-combustion engine with a hydraulic system for variable operation of the valves, the piston for operating each valve includes an auxiliary hydraulic tappet.
Chiappini, Stefano. (2003). Internal-combustion engine with variable-operation valves and auxiliary hydraulic tappet (U.S. Patent No. 6553950). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6553950
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile