IP Library Assignment 023446/0361
Patent Assignment
Reel/Frame 023446/0361

Assignment of Assignor's Interest

Recorded: 2009-10-29 Pages: 3
Assignors
NENNIGER, JOHN
Executed: 2008-09-30
GUNNEWIEK, LOWY
Executed: 2008-09-30
Assignee
N-SOLV CORPORATION
840 7TH AVENUE S.W., CALGARY, ALBERTA, T2P 3G2, CANADA
Covered Property (1)
Method of Controlling Growth and Heat Loss of an in Situ Gravity Draining Chamber Formed with a Condensing Solvent Process
Patent: 8,434,551 →
Application: 12/567,175 →
Publication: US 2011/0073302
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 →