Patent Assignment
Reel/Frame 005275/0110
Assignment of Assignors Interest.
Recorded: 1990-04-04
Pages: 1
Assignee
Covered Property
(1)
Method for Removing Magnesium and Calcium from Sodium Sulfate Solutions
Patent:
4,966,710 →
Application:
07/504,476 →
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 →