IP Library Assignment 037172/0235
Patent Assignment
Reel/Frame 037172/0235

Assignment of Assignor's Interest

Recorded: 2015-11-30 Pages: 6
Assignors
PREISS, FRANK HARON
Executed: 2015-11-11
SCHARF, THILO
Executed: 2015-11-24
MCNELIS, LIAM
Executed: 2015-11-11
Assignee
DYNAENERGETICS GMBH & CO. KG
KAISERSTRASSE 3, TROISDORF, 53840, GERMANY
Covered Property (1)
Perforating Gun and Detonator Assembly
Patent: 9,581,422 →
Application: 14/932,865 →
Publication: US 2017/0030693
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 17, 2020
From: DYNAENERGETICS GMBH & CO. KG
To: DYNAENERGETICS EUROPE GMBH
Reel/Frame 051945/0688 →