Patent Assignment
Reel/Frame 042654/0490
Assignment of Assignor's Interest
Recorded: 2017-06-08
Pages: 3
Assignor
MULHERN, ERIC
Executed: 2016-10-24
Assignee
DYNAENERGETICS CANADA INC.
5911, 56 AVE NW, EDMONTON, ALBERTA, T6B 3E2, CANADA
Covered Property
(1)
Perforation Gun Components and System
Related Assignments
(6)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Jun 8, 2017
From: PREISS, FRANK H; MCNELIS, LIAM; SCHARF, THILO
To: DYNAENERGETICS GMBH & CO. KG
Reel/Frame 042654/0463 →
Assignment of Assignor's Interest
Jun 8, 2017
From: PARKS, DAVID C
To: JDP ENGINEERING AND MACHINE INC
Reel/Frame 042654/0479 →
Assignment of Assignor's Interest
Jun 8, 2017
From: DYNAENERGETICS CANADA INC.
To: DYNAENERGETICS GMBH & CO. KG
Reel/Frame 042654/0520 →
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 →
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 →