IP Library › Assignment 034674/0525
Patent Assignment
Reel/Frame 034674/0525

Assignment of Assignor's Interest

Recorded: 2015-01-09 Pages: 7
Assignors
CHEN, SHILIN
Executed: 2012-08-21
LEFORT, GUY
Executed: 2012-08-31
ARFELE, ROBERT W.
Executed: 2012-08-21
ASHBY, JAMES R.
Executed: 2012-08-21
Assignee
HALLIBURTON ENERGY SERVICES, INC.
3000 N. SAM HOUSTON PARKWAY E., HOUSTON, TEXAS, 77032
Covered Property (1)
Rotary Drill Bits with Back-Up Cutting Elements to Optimize Bit Life
Application: 14/413,902 →
Publication: US 2015/0152689