IP Library Assignment 017991/0808
Patent Assignment
Reel/Frame 017991/0808

Assignment of Assignor's Interest

Recorded: 2006-06-09 Pages: 4
Assignors
SHAPOSHNIKOV, VLADIMIR
Executed: 2005-09-27
LEVITAN, LEONID
Executed: 2005-09-27
SLAVIN, VYACHESLAV
Executed: 2005-09-12
GAPORTSIN, JOSEF
Executed: 2005-09-27
Assignee
SOROWELL PRODUCTION SERVICES LLC
03030 ASPEN VIEW, P.O. BOX 640, WALLOON LAKE, MICHIGAN, 49796
Covered Property (1)
Method of and System for Production of Hydrocarbons
Patent: 7,147,058 →
Application: 11/199,781 →
Related Assignments (1)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Jun 10, 2025
From: GAS TECHNOLOGIES LLC
To: GASTECHNO CORP.
Reel/Frame 071374/0823 →