IP Library › Assignment 012635/0895
Patent Assignment
Reel/Frame 012635/0895

Assignment of Assignor's Interest

Recorded: 2002-02-19 Pages: 2
Assignor
RUWISCH, DIETMAR
Executed: 2002-01-09
Assignee
CORTOLOGIC AG
OSTENDSTR. 25, 12459 BERLIN, GERMANY
Covered Property (1)
Process and Apparatus for Eliminating Loudspeaker Interference from Microphone Signals
Patent: 6,683,961 →
Application: 09/946,459 →
Publication: US 2003/0156723
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Feb 20, 2020
From: RUWISCH, DIETMAR
To: RUWISCH PATENT GMBH
Reel/Frame 051879/0667 →
Assignment of Assignor's Interest Mar 24, 2020
From: RUWISCH & KOLLEGEN GMBH
To: RUWISCH, DIETMAR, DR.
Reel/Frame 052214/0249 →
Assignment of Assignor's Interest Mar 24, 2020
From: CORTOLOGIC AG
To: RUWISCH & KOLLEGEN GMBH
Reel/Frame 052217/0493 →
Assignment of Assignor's Interest Oct 28, 2020
From: RUWISCH PATENT GMBH
To: ANALOG DEVICES INTERNATIONAL UNLIMITED COMPANY
Reel/Frame 054188/0879 →