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:
May. 03, 1983
Filed:
Oct. 03, 1980
Applicant:
Inventor:
Paul E Pastusek, Houston, TX (US);
Assignee:
Reed Rock Bit Company, Houston, TX (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
175229 ; 184 99 ; 384 93 ;
Abstract
A lubrication system is disclosed for a rolling cutter drill bit, which system utilizes solid or semi-solid sticks of lubricants located in internal channels and continuously biased against rotating surfaces in the bit.
Quick Actions:
Pastusek, Paul. (1983). Drill bit lubrication system (U.S. Patent No. 4381824). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4381824
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile