Patent Assignment
Reel/Frame 035654/0758
Change of Name
Recorded: 2015-05-13
Pages: 8
Assignor
PETROTEST GMBH
Executed: 2013-06-28
Assignee
ANTON PAAR PROVETEC GMBH
LUDWIG-ERHARD-RING 13, 15827 BLANKENFELDE-MAHLOW, GERMANY
Covered Properties
(2)
Method and Device for an Accelerated Oxidation Test of Fuels or Petroleum Products, as Well as a Computer Program for Controlling Such a Device, and a Corresponding Computer Readable Storage Medium
Method and Device for Determining the Degree of Hardness of Semisolid Materials
Related Assignments
(4)
Other recorded transfers of the patents in this record — the chain of ownership.
Assignment of Assignor's Interest
Feb 21, 2007
From: HANDSCHUCK, BERNHARD; HEINE, CHRISTIAN; NEUMANN, ANDREA; SCHULZ, RUEDIGER
To: PETROTEST INSTRUMENTS GMBH & CO. KG
Reel/Frame 018915/0382 →
Assignment of Assignor's Interest
Apr 17, 2009
From: HANDSCHUCK, BERNHARD; EILERS, HELMUT
To: PETROTEST INSTRUMENTS GMBH & CO. KG
Reel/Frame 022557/0989 →
Assignment of Assignor's Interest
May 1, 2015
From: PETROTEST INSTRUMENTS GMBH & CO. KG
To: VERWALTUNG PETROTEST INSTRUMENTS GMBH
Reel/Frame 035563/0373 →
Change of Name
May 13, 2015
From: VERWALTUNG PETROTEST INSTRUMENTS GMBH
To: PETROTEST GMBH
Reel/Frame 035652/0686 →