Patent Assignment
Reel/Frame 028812/0933
Assignment of Assignor's Interest
Recorded: 2012-08-20
Pages: 4
Assignor
STEHLE, VLADIMIR
Executed: 2012-06-14
Assignee
WINTERSHALL HOLDING GMBH
FRIEDRICH-EBERT-STR. 160, KASSEL, 34119, GERMANY
Covered Property
(1)
Method of Improving Mineral Oil Production by Heating the Formation and Forming Gel
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.