IP Library › Assignment 005238/0271
Patent Assignment
Reel/Frame 005238/0271

Assignment of Assignors Interest.

Recorded: 1990-01-26 Pages: 3
Assignors
ROGERS, DEREK J.
Executed: 1989-08-15
KLASSEN, ROBERT D.
Executed: 1989-08-15
NOONAN, EDWARD B.
Executed: 1989-08-15
Assignee
H-D TECH INC.
4550 HIGHWAY 7, SUITE 210, WOODBRIDGE, ONTARIO, L4L 4Y7, CANADA
Covered Property (1)
Cell and Method of Operating a Liquid-Gas Electrochemical Cell
Patent: 4,969,981 →
Application: 07/398,610 →
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignors Interest. Jan 26, 1990
From: JAMES, ALLAN; MATHUR, INDRESH
To: H-D TECH INC.
Reel/Frame 005238/0274 →
Supplemental Intellectual Property Pledge Agreement Aug 29, 1996
From: HURON TECH CORP.; 442 CORPORATION
To: FIRST UNION NATIONAL BANK OF FLORIDA
Reel/Frame 008104/0651 →