IP Library Assignment 012140/0477
Patent Assignment
Reel/Frame 012140/0477

Assignment of Assignor's Interest

Recorded: 2001-09-04 Pages: 3
Assignor
BAKKE, BART F.
Executed: 2001-08-24
Assignee
CABOT CORPORATION
TWO SEAPORT LANE, SUITE 1300, BOSTON, MASSACHUSETTS, 02210
Covered Property (1)
Methods of Making Cesium Salts and Other Alkali Metal Salts
Patent: 6,652,820 →
Application: 09/824,623 →
Publication: US 2002/0143209
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Aug 15, 2019
From: CABOT CORPORATION
To: CABOT SPECIALTY FLUIDS, INC.
Reel/Frame 050060/0517 →
Change of Name Oct 23, 2019
From: CABOT SPECIALTY FLUIDS, INC.
To: SINOMINE RESOURCES (US) INC.
Reel/Frame 050801/0160 →