Patent Assignment
Reel/Frame 023565/0470
Change of Name
Recorded: 2009-11-24
Pages: 4
Assignor
LEWA HERBERT OTT GMBH & CO. KG
Executed: 2005-10-26
Assignee
LEWA GMBH
ULMER STRASSE 10, LEONBERG, D-71229, GERMAN DEMOCRATIC REPUBLIC
Covered Properties
(5)
Controlled Prevention of Premature Snuffle Valve Actuation in High Pressure Membrane Pumps
Patent:
5,655,894 →
Application:
08/442,411 →
Nonrespiratory Chucked Diaphragm Pump
Hydraulically Powered Diaphragm Pump with Pretensioned Diaphragm
Leakage Monitoring in the Hydraulic Pressure Area of a Membrane Pump
Early Fault Detection in Pump Valves
Related Assignments
(5)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Jan 28, 1997
From: FRITSCH, HORST
To: LEWA HERBERT OTT GMBH & CO.
Reel/Frame 008326/0884 →
Assignment of Assignor's Interest
Jun 25, 2001
From: SCHLUECKER, EBERHARD
To: LEWA HERBERT OTT GMBH + CO.
Reel/Frame 011932/0001 →
Assignment of Assignor's Interest
Sep 4, 2002
From: KOHLHASE, NILS; HORN, WALDEMAR; SCHNORR, RUEDIGER
To: LEWA HERBERT OTT GMBH & CO.
Reel/Frame 013266/0341 →
Assignment of Assignor's Interest
May 14, 2004
From: SCHLUECKER, EBERHARD; BENKEN, RALF; STRITZELBERGER, MICHAEL
To: LEWA HERBERT OTT GMBH + CO. KG
Reel/Frame 015331/0654 →
Assignment of Assignor's Interest
May 14, 2004
From: STRITZELBERGER, MICHAEL
To: LEWA HERBERT OTT GMBH + CO. KG
Reel/Frame 015345/0493 →