Patent Assignment
Reel/Frame 005066/0635
Assignment of Assignors Interest.
Recorded: 1989-04-24
Pages: 1
Assignor
YALE, RAMON L.
Executed: 1989-04-21
Assignee
Covered Property
(1)
Hydrolysis Resistance of Rare Earth Oxysulfide Phosphors Produced by the Addition of Zinc in Synthesis
Patent:
4,925,594 →
Application:
07/341,887 →
Related Assignments
(3)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest
Oct 28, 2008
From: OSRAM SYLVANIA, INC.
To: GLOBAL TUNGSTEN, LLC
Reel/Frame 021744/0231 →
Assignment of Assignor's Interest
Oct 29, 2008
From: OSRAM SYLVANIA INC.
To: GLOBAL TUNGSTEN & POWDERS CORP.
Reel/Frame 021744/0744 →
Merger
Oct 31, 2008
From: GLOBAL TUNGSTEN, LLC
To: GLOBAL TUNGSTEN & POWDERS CORP.
Reel/Frame 021763/0241 →