Patent Assignment
Reel/Frame 004174/0120
Assignment of Assignors Interest.
Recorded: 1983-09-26
Pages: 2
Assignor
YAHRAUS, THEODOR G.
Executed: 1983-09-12
Assignee
Covered Property
(1)
Method and Apparatus for Improved Photometric Testing of High Intensity Discharge Lamps and Luminaires
Patent:
4,636,072 →
Application:
06/529,376 →
Related Assignments
(4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest.
Sep 6, 1983
From: YAHRAUS, THEODOR G.
To: NATIONAL SERVICE INDUSTRIES INC ATLANTA GA A DE CORP
Reel/Frame 004171/0350 →
Assignment of Assignor's Interest
Apr 2, 1997
From: NATIONAL SERVICE INDUSTRIES INC.
To: NSI ENTERPRISES INC.
Reel/Frame 008430/0272 →
Nunc Pro Tunc Assignment
Mar 22, 2002
From: NSI ENTERPRISES, INC. (NOW KNOWN AS NATIONAL SERVICE INDUSTRIES, INC.)
To: ACUITY BRANDS, INC. (FORMERLY KNOWN AS L & C SPINCO, INC.)
Reel/Frame 012506/0907 →
Assignment of Assignor's Interest
Aug 21, 2009
From: ACUITY BRANDS, INC
To: ABL IP HOLDING, LLC
Reel/Frame 023127/0378 →