Patent Assignment
Reel/Frame 027211/0268
Assignment of Assignor's Interest
Recorded: 2011-11-10
Pages: 3
Assignors
KRIOUTCHKOV, SERGUEI I.
Executed: 2011-10-27
KANTZAS, APOSTOLOS
Executed: 2011-10-27
WANG, ZHENGYIN
Executed: 2011-10-27
Assignee
PERM INSTRUMENTS INC.
P.O. BOX 61307, BRENTWOOD RPO, CALGARY, ALBERTA, T2L 2K6, CANADA
Covered Property
(1)
Multi-Phase Metering Device for Oilfield Applications
Related Assignments
(2)
Other recorded transfers of the patent in this record — the chain of ownership.
Merger
Jun 10, 2020
From: PERM INSTRUMENTS INC.
To: PERM INC.
Reel/Frame 052897/0797 →
Corrective Assignment to Correct the Application Number 15750664 Previously Recorded on Reel 052897 Frame 0797. Assignor(S) Hereby Confirms the Merger.
Jun 15, 2020
From: PERM INC.
To: PERM INC.
Reel/Frame 052945/0894 →