IP Library Assignment 023511/0275
Patent Assignment
Reel/Frame 023511/0275

Confirmatory License

Recorded: 2009-11-12 Pages: 2
Assignor
CERAMATEC, INC.
Executed: 2009-08-19
Assignee
UNITED STATE DEPARTMENT OF ENERGY
1000 INDEPENDENCE AVENUE, S.W., WASHINGTON, DISTRICT OF COLUMBIA, 20585
Covered Property (1)
Treatment of Fly Ash for Use in Concrete
Patent: 8,177,906 →
Application: 12/275,437 →
Publication: US 2009/0071379
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 6, 2012
From: BOXLEY, CHETT
To: CERAMATC, INC.
Reel/Frame 028910/0589 →
Assignment of Assignor's Interest Feb 27, 2023
From: CERAMATEC, INC
To: COORSTEK, INC.
Reel/Frame 062876/0001 →