Assignment of Assignor's Interest

Recorded: 2013-12-05 Pages: 6

Assignors

MITJANS, BERANGER

Executed: 2013-08-25

MOUKANDA MBANGO, FRANCK

Executed: 2013-09-04

AMIEL, ROLAND

Executed: 2013-11-13

Assignee

VAM DRILLING FRANCE

7 RUE DES FRERES LUMIERES, COSNE-COURS-SUR-LOIRE, F-58200, FRANCE

Covered Property (1)

Annular Coupler for Drill Stem Component

Patent: 9,325,084 →

Application: 14/002,372 →

Publication: US 2014/0080338

Related Assignments (2)

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