IP Library › Assignment 020630/0414
Patent Assignment
Reel/Frame 020630/0414

Assignment of Assignor's Interest

Recorded: 2008-03-11 Pages: 3
Assignor
POLCYN, ADAM D.
Executed: 2008-03-07
Assignee
PPG INDUSTRIES OHIO, INC.
3800 WEST 143RD STREET, CLEVELAND, OHIO, 44111
Covered Property (1)
Heat Pipes and Use of Heat Pipes in Furnace Exhaust
Patent: 7,856,949 →
Application: 11/958,574 →
Publication: US 2009/0151920
Related Assignments (4)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Oct 25, 2016
From: PPG INDUSTRIES OHIO, INC.
To: VITRO, S.A.B. DE C.V.
Reel/Frame 040473/0455 →
Corrective Assignment to Correct the Assignee Address Previously Recorded at Reel: 040473 Frame: 0455. Assignor(S) Hereby Confirms the Assignment. May 3, 2017
From: PPG INDUSTRIES OHIO, INC.
To: VITRO, S.A.B. DE C.V.
Reel/Frame 042393/0520 →
Assignment of Assignor's Interest Jan 11, 2019
From: VITRO, S.A.B. DE C.V.
To: VITRO FLAT GLASS LLC
Reel/Frame 048048/0177 →
Assignment of Assignor's Interest Nov 8, 2021
From: VITRO, S.A.B. DE C.V.
To: VITRO FLAT GLASS LLC
Reel/Frame 058052/0526 →