IP Library › Assignment 043299/0097
Patent Assignment
Reel/Frame 043299/0097

Assignment of Assignor's Interest

Recorded: 2017-08-15 Pages: 4
Assignors
VAN SLYKE, DONALD CURTIS
Executed: 2016-06-07
SHUMWAY, WILLIAM WALTER
Executed: 2016-06-15
Assignee
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E., HOUSTON, TEXAS, 77032-3219
Covered Property (1)
Drilling Fluid for Downhole Electrocrushing Drilling
Application: 15/677,675 →
Publication: US 2017/0362490
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Corrective Assignment to Add the Second Omitted Assignees Data Previously Recorded on Reel 043299 Frame 0097. Assignor(S) Hereby Confirms the Assignment. Aug 16, 2017
From: VAN SLYKE, DONALD CURTIS; SHUMWAY, WILLIAM WALTER
To: HALLIBURTON ENERGY SERVICES, INC.; CHEVRON U.S.A. INC.
Reel/Frame 043579/0061 →