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. 15, 1992
Filed:
Apr. 09, 1991
Applicant:
Inventor:
Charles W Pleasants, Carrollton, TX (US);
Assignee:
Otis Engineering Corporation, Carrollton, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ;
U.S. Cl.
CPC ...
166238 ; 166382 ;
Abstract
A device for connecting between two tubular members that are inserted in an oil and gas earth well in a manner to permit a quick release, yet prevent relative rotation between the tubular members. The device is adapted to pass fluid between the tubular member in their connected position.