Assignment of Assignor's Interest

Recorded: 2011-08-25 Pages: 5

Assignors

MERRELL, BYRON G.

Executed: 2004-08-19

KELLER, MICHAEL R.

Executed: 2004-08-25

NOBLE, ROGER K.

Executed: 2004-08-25

Assignee

OIL-TECH, INC.

5615 NORTH 6300 WEST, MORGAN, UTAH, 84050

Covered Property (1)

Retort Heating Apparatus

Patent: 8,043,478 →

Application: 12/727,773 →

Publication: US 2010/0175981

Related Assignments (2)

Other recorded transfers of the patent in this record — the chain of ownership.