Patent Assignment
Reel/Frame 055808/0806
Assignment of Assignor's Interest
Recorded: 2021-04-02
Pages: 3
Assignor
DYNAENERGETICS CANADA INC.
Executed: 2016-12-08
Assignee
DYNAENERGETICS GMBH & CO. KG
KAISERSTRASSE 3, TROISDORF, 53840, GERMANY
Covered Property
(1)
Perforating Gun Assembly Having Seal Element of Tandem Seal Adapter and Coupling of Housing Intersecting with a Common Plane Perpendicular to Longitudinal Axis
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Apr 2, 2021
From: PARKS, DAVID C
To: JDP ENGINEERING & MACHINE INC.
Reel/Frame 055808/0829 →
Assignment of Assignor's Interest
Apr 2, 2021
From: MULHERN, ERIC
To: DYNAENERGETICS CANADA INC.
Reel/Frame 055808/0802 →
Assignment of Assignor's Interest
Apr 2, 2021
From: PREISS, FRANK H; MCNELIS, LIAM; SCHARF, THILO
To: DYNAENERGETICS GMBH & CO. KG
Reel/Frame 055808/0812 →
Assignment of Assignor's Interest
Apr 2, 2021
From: DYNAENERGETICS GMBH & CO. KG
To: DYNAENERGETICS EUROPE GMBH
Reel/Frame 055814/0841 →
Assignment of Assignor's Interest
Apr 2, 2021
From: EITSCHBERGER, CHRISTIAN
To: DYNAENERGETICS EUROPE GMBH
Reel/Frame 055808/0840 →
Assignment of Assignor's Interest
Apr 2, 2021
From: JDP ENGINEERING & MACHINE INC.
To: DYNAENERGETICS EUROPE GMBH
Reel/Frame 055808/0843 →
Confirmatory Patent Rights Assignment
Feb 20, 2025
From: SWM INTERNATIONAL LLC; JDP ENGINEERING & MACHINE INC.; PELICAN ENERGY PARTNERS III LP
To: DYNAENERGETICS EUROPE GMBH
Reel/Frame 070287/0448 →