IP Library › Assignment 026625/0249
Patent Assignment
Reel/Frame 026625/0249

Assignment of Assignor's Interest

Recorded: 2011-07-20 Pages: 3
Assignor
SAENGER, ERIK HANS
Executed: 2007-07-05
Assignee
SPECTRASEIS AG
GIESSEREISTRASSE 5, ZURICH, 8005, SWITZERLAND
Covered Properties (2)
Vh Signal Integration Measure for Seismic Data
Patent: 7,539,578 →
Application: 11/772,344 →
Publication: US 2008/0021656
Vh Signal Integration Measure for Seismic Data
Patent: 7,725,265 →
Application: 12/414,670 →
Publication: US 2009/0187347
Related Assignments (3)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 13, 2007
From: SAENGER, ERIK HANS, MR.
To: SPECTRASEIS AG
Reel/Frame 019958/0568 →
Merger and Change of Name Nov 26, 2019
From: SPECTRASEIS AG; BTG ECLÉPENS SA
To: BTG ECLÉPENS SA
Reel/Frame 051124/0047 →
Assignment of Assignor's Interest Nov 27, 2019
From: BTG ECLÉPENS SA
To: SPECTRASEIS INC.
Reel/Frame 051129/0457 →