IP Library › Assignment 022423/0863
Patent Assignment
Reel/Frame 022423/0863

Assignment of Assignor's Interest

Recorded: 2009-03-13 Pages: 8
Assignors
RISPLER, KEITH A.
Executed: 2009-01-26
EAST, LOYD E.
Executed: 2009-02-03
TODD, BRADLEY L.
Executed: 2009-02-05
Assignee
HALLIBURTON ENERGY SERIVES, INC.
10200 BELLAIRE BLVD., HOUSTON, TEXAS, 77072
Covered Property (1)
Methods of Setting Particulate Plugs in Horizontal Well Bores Using Low-Rate Slurries
Patent: 8,074,715 →
Application: 12/354,551 →
Publication: US 2010/0175878
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Sep 1, 2011
From: RISPLER, KEITH A.; EAST, LOYD E.; TODD, BRADLEY L.; MCMECHAN, CORINE, PERSONAL REPRESENTATIVE OF DAVID E. MCMECHAN (DECEASED)
To: HALLIBURTON ENERGY SERVICES, INC.
Reel/Frame 026933/0505 →