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. 01, 1979
Filed:
Oct. 25, 1977
Applicant:
Inventors:
Wayne S Briggs, Arlington, TX (US);
Dennis M Spriggs, Dallas, TX (US);
Stanley A Weise, Dallas, TX (US);
Assignee:
Dresser Industries, Inc., Dallas, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ; E21B / ; E21B / ;
U.S. Cl.
CPC ...
166134 ; 166182 ; 166217 ;
Abstract
A single string well packer having a pair of unitary tubular gripping members is disclosed which can be set by wireline, hydraulic pressure, or mechanically or tubing string.
Briggs, Wayne. (1979). Single string retrievable well packers (U.S. Patent No. 4151876). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4151876
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile