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:
Dec. 03, 1991
Filed:
Jan. 08, 1991
Applicant:
Inventor:
Shiva P Singeetham, Houston, TX (US);
Assignee:
FMC Corporation, Chicago, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
E21B / ; E21B / ;
U.S. Cl.
CPC ...
166348 ; 166382 ; 166208 ;
Abstract
A well tool assembly for running a casing hanger and a packoff into a wellhead housing during a single trip into the well, comprising a tubular inner mandrel, a locking mandrel, an outer annular body surrounding and rotatably connected to the inner mandrel, an outer sleeve surrounding the outer body, and means to prevent relative rotation between the outer body and the locking mandrel.
Singeetham, Shiva. (1991). Single trip casing hanger/packoff running tool (U.S. Patent No. 5069288). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5069288
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile