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.

Date of Patent:
Nov. 10, 2026

Filed:

May. 05, 2025
Applicant:

Onesubsea Ip Uk Limited, London, GB;

Inventor:

Joseph Allan Nicholson, Barrow-in-Furness, GB;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 33/12 (2006.01); E21B 17/02 (2006.01); E21B 33/038 (2006.01);
U.S. Cl.
CPC ...
E21B 33/1208 (2013.01); E21B 17/028 (2013.01); E21B 33/0385 (2013.01);
Abstract

A receptacle for a downhole system includes a pressure seal for isolating a first pressure and a second pressure, and a transmission pin passes through the pressure seal. A pressure compensation chamber is positioned within the receptacle between the first pressure and the second pressure and has a chamber pressure sealed from the first pressure and the second pressure. The transmission pin is partially positioned in the pressure compensation chamber, and a pressure compensation device is positioned in the pressure compensation chamber for equalizing the chamber pressure with the first pressure.


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Nicholson, Joseph. (2026). Pressure compensated feedtrhough assembly (U.S. Patent No. 12790913). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12790913

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