IP Library › Assignment 063583/0541
Patent Assignment
Reel/Frame 063583/0541

Assignment of Assignor's Interest

Recorded: 2023-05-09 Pages: 7
Assignors
PREVOST, GREGORY
Executed: 2019-11-05
WILLIAMS, MICHAEL V.
Executed: 2019-11-05
SPATZ, EDWARD C.
Executed: 2019-11-05
REESE, MICHAEL R.
Executed: 2019-11-05
KING, WILLIAM W.
Executed: 2019-11-05
Assignee
XR DOWNHOLE LLC
1707 1/2 POST OAK BLVD., #655, HOUSTON, TEXAS, 77056
Covered Property (1)
Downhole Drilling Tool with a Polycrystalline Diamond Bearing
Application: 18/300,819 →
Publication: US 2023/0287740
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 15, 2023
From: MIESS, DAVID P.
To: XR DOWNHOLE LLC
Reel/Frame 063646/0410 →
Assignment of Assignor's Interest May 18, 2023
From: XR DOWNHOLE LLC
To: XR RESERVE LLC
Reel/Frame 063687/0581 →