IP Library › Assignment 022777/0342
Patent Assignment
Reel/Frame 022777/0342

Confirmatory License

Recorded: 2009-06-03 Pages: 2
Assignor
SANDIA CORPORATION
Executed: 2009-04-28
Assignee
U.S. DEPARTMENT OF ENERGY
1000 INDEPENDENCE AVENUE, S.W., U.S. DEPARTMENT OF ENERGY GC-62 6F-067, WASHINGTON, DISTRICT OF COLUMBIA, 20585-0162
Covered Property (1)
Reduced-Impact Sliding Pressure Control Valve for Pneumatic Hammer Drill
Patent: 8,176,995 →
Application: 12/424,583 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Apr 29, 2009
From: POLSKY, YAROM; GRUBELICH, MARK C.; VAUGHN, MARK R.
To: SANDIA CORPORATION
Reel/Frame 022611/0764 →
Change of Name Jan 19, 2018
From: SANDIA CORPORATION
To: NATIONAL TECHNOLOGY & ENGINEERING SOLUTIONS OF SANDIA, LLC
Reel/Frame 045102/0144 →