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. 11, 2026
Filed:
Jun. 20, 2025
Applicant:
Dynaenergetics Europe Gmbh, Troisdorf, DE;
Inventor:
Christian Eitschberger, Munich, DE;
Assignee:
DynaEnergetics Europe GmbH, Troisdorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 43/11 (2006.01); E21B 17/042 (2006.01); E21B 43/116 (2006.01);
U.S. Cl.
CPC ...
E21B 17/0426 (2013.01); E21B 43/116 (2013.01);
Abstract
A tandem seal adapter for connecting first and second wellbore tools includes a body portion. The body portion has a first seal at a first end portion thereof, and a second seal at a second end portion thereof. The body portion includes a maximum outer diameter that is less than a maximum inner diameter of a mating portion of the first or second wellbore tool.
Eitschberger, Christian. (2026). Tandem seal adapter for perforating guns (U.S. Patent No. 12704027). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12704027
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile