Patent Assignment
Reel/Frame 046015/0671
Assignment of Assignor's Interest
Recorded: 2018-04-25
Pages: 4
Assignors
SPATZ, EDWARD
Executed: 2018-04-11
REESE, MICHAEL
Executed: 2018-04-25
MIESS, DAVID
Executed: 2018-04-11
PREVOST, GREGORY
Executed: 2018-04-11
KING, WILLIAM W.
Executed: 2018-04-11
Assignee
EXTREME ROCK DESTRUCTION LLC
6702 BOURGEOIS ROAD, HOUSTON, TEXAS, 77066
Covered Property
(1)
Positioning Contact Surface with a Radial Extension That Decreases for a Directional Drilling Assembly
Application:
15/947,030 →
Publication:
US 2019/0309575
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.