Patent Assignment
Reel/Frame 048654/0428
Assignment of Assignor's Interest
Recorded: 2019-03-20
Pages: 2
Assignor
DYNAENERGETICS CANADA INC.
Executed: 2016-12-08
Assignee
DYNAENERGETICS GMBH & CO. KG
KAISERSTRASSE 3, TROISDORF, 53840, GERMANY
Covered Property
(1)
Perforation Gun Components and System
Related Assignments
(7)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Mar 20, 2019
From: PARKS, DAVID C.
To: JDP ENGINEERING AND MACHINE INC
Reel/Frame 048654/0450 →
Assignment of Assignor's Interest
Mar 20, 2019
From: PREISS, FRANK H.; MCNELIS, LIAM; SCHARF, THILO
To: DYNAENERGETICS GMBH & CO. KG
Reel/Frame 048654/0416 →
Assignment of Assignor's Interest
Mar 20, 2019
From: MULHERN, ERIC
To: DYNAENERGETICS CANADA INC.
Reel/Frame 048654/0434 →
Assignment of Assignor's Interest
Jan 24, 2020
From: DYNAENERGETICS GMBH & CO. KG
To: DYNAENERGETICS EUROPE GMBH
Reel/Frame 051691/0453 →
Nunc Pro Tunc Assignment
Apr 27, 2020
From: JDP ENGINEERING AND MACHINE INC.
To: DYNAENERGETICS EUROPE GMBH
Reel/Frame 052499/0911 →
Assignment of Assignor's Interest
Dec 8, 2021
From: EITSCHBERGER, CHRISTIAN
To: DYNAENERGETICS EUROPE GMBH
Reel/Frame 058332/0340 →
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 →