Patent Assignment
Reel/Frame 022475/0873
Assignment of Assignor's Interest
Recorded: 2009-03-18
Pages: 2
Assignors
DE MARESHAL, ODON
Executed: 2009-01-30
THANH TUNG, JACQUES
Executed: 2009-01-30
PLANTARD, PASCAL
Executed: 2009-01-30
Assignee
ALSTOM TRANSPORT SA
3, AVENUE ANDRE MALRAUX, LEVALLOIS-PERRET, 92300, FRANCE
Covered Property
(1)
Safe Threshold-Detection Device for a Railway System
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Re-Record to Correct the Name of the Second Assignor, Previously Recorded on Reel 022475 Frame 0873.
Mar 18, 2009
From: DE MARESCHAL, ODON; DO THANH TUNG, JACQUES; PLANTARD, PASCAL
To: ALSTOM TRANSPORT SA
Reel/Frame 022776/0826 →
Assignment of Assignor's Interest
Apr 20, 2015
From: ALSTOM TRANSPORT SA
To: ALSTOM TRANSPORT TECHNOLOGIES
Reel/Frame 035455/0513 →
Corrective Assignment to Remove Erroneous Filed Patent No. 6250442 Previously Recorded at Reel: 035455 Frame: 0513. Assignor(S) Hereby Confirms the Assignment.
Aug 10, 2015
From: ALSTOM TRANSPORT SA
To: ALSTOM TRANSPORT TECHNOLOGIES
Reel/Frame 036344/0852 →
Change of Address
Jul 31, 2017
From: ALSTOM TRANSPORT TECHNOLOGIES
To: ALSTOM TRANSPORT TECHNOLOGIES
Reel/Frame 043382/0290 →