IP Library › Assignment 033482/0669
Patent Assignment
Reel/Frame 033482/0669

Assignment of Assignor's Interest

Recorded: 2014-08-06 Pages: 2
Assignors
NENNIGER, JOHN
Executed: 2010-05-20
DUNN, STEPHEN
Executed: 2010-05-21
Assignee
N-SOLV CORPORATION
840 7TH AVENUE S.W., CALGARY, ALBERTA, T2P 3G2, CANADA
Covered Property (1)
Situ Extraction Process for the Recovery of Hydrocarbons
Patent: 8,857,512 →
Application: 12/601,552 →
Publication: US 2010/0236783
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
License Dec 5, 2017
From: N-SOLV CORP.
To: N-SOLV HEAVY OIL CORP.
Reel/Frame 044698/0130 →
Change of Name Dec 31, 2019
From: N-SOLV CORPORATION
To: HATCH LTD.
Reel/Frame 051391/0100 →