Assignment of Assignor's Interest

Recorded: 2012-05-22 Pages: 4

Assignors

POWELL, RONALD JOSEPH

Executed: 2012-05-18

ZAMORA, FRANK

Executed: 2012-05-18

KAKADJIAN, SARKIS

Executed: 2012-04-30

Assignee

TRICAN WELL SERVICE LTD.

2900,645-7TH AVENUE SW, CALGARY, ALBERTA, T2P 4G8, CANADA

Covered Property (1)

Composite Solids System to Prepare Polymer Solutions for Hydraulic Fracturing Treatments

Application: 13/460,133 →

Publication: US 2013/0288934

Related Assignments (1)

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