IP Library Assignment 032205/0943
Patent Assignment
Reel/Frame 032205/0943

Assignment of Assignor's Interest

Recorded: 2014-02-12 Pages: 8
Assignors
BIRCH, PETER
Executed: 2014-02-04
DREIFERT, THOMAS
Executed: 2014-01-31
JENKINS, ROBERT
Executed: 2014-01-23
TUNNA, CLIVE
Executed: 2014-02-03
Assignee
OERLIKON LEYBOLD VACCUM GMBH
BONNER STRASSE 498, KOELN, 50968, GERMANY
Covered Property (1)
Roots Pump Connection Channels Separating Adjacent Pump Stages
Patent: 9,476,423 →
Application: 14/238,611 →
Publication: US 2014/0205483
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Nov 21, 2016
From: OERLIKON LEYBOLD VACUUM GMBH
To: LEYBOLD GMBH
Reel/Frame 040653/0016 →