IP Library › Assignment 014608/0634
Patent Assignment
Reel/Frame 014608/0634

Assignment of Assignor's Interest

Recorded: 2004-05-07 Pages: 3
Assignors
NENNIGER, JOHN
Executed: 2004-03-22
NENNIGER, EMIL
Executed: 2004-03-23
Assignee
N-SOLV CORPORATION
30071 TOWNSHIP ROAD 254, CALGARY, ALBERTA, CANADA
Covered Property (1)
Method and Apparatus for Stimulating Heavy Oil Production
Patent: 6,883,607 →
Application: 10/176,093 →
Publication: US 2003/0015458
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 →