IP Library › Assignment 035679/0949
Patent Assignment
Reel/Frame 035679/0949

Assignment of Assignor's Interest

Recorded: 2015-05-20 Pages: 5
Assignor
DOVE, N. ROLAND
Executed: 2015-05-19
Assignees
VORTEXX RESEARCHAND DEVELOPMENT, LLC
1260 SHOTWELL STREET, HOUSTON, TEXAS, 77020
VORTEXX RESEARCH AND DEVELOPMENT, LLC
1260 SHOTWELL STREET, HOUSTON, TEXAS, 77020
Covered Properties (2)
Drilling String Back Off Sub Apparatus and Method for Making and Using Same
Patent: 8,297,365 →
Application: 12/227,661 →
Publication: US 2009/0283322
Drilling string back off sub apparatus and method for making and using same
Application: 60/816,828 →