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:
Aug. 24, 2010
Filed:
Sep. 05, 2007
James Breihan, Houston, TX (US);
Andyle Gregory Bailey, Kingwood, TX (US);
Matthew Hegler, Houston, TX (US);
James Breihan, Houston, TX (US);
Andyle Gregory Bailey, Kingwood, TX (US);
Matthew Hegler, Houston, TX (US);
Grant Prideco, LP, Houston, TX (US);
Abstract
A threaded oilfield tubular connectionincludes a pin memberhaving a first external tapered threadand a second external tapered thread. A box member includes a first internal tapered threadand a second internal tapered thread. Helical torque shouldersare provided on the pin member and the box member, and an axially spaced between the respective first and second threads. The helix of each torque shoulder includes a plurality of revolutions with compression flanks on both the pin member and the box member.