Patent Assignment
Reel/Frame 045689/0400
Nunc Pro Tunc Assignment
Recorded: 2018-05-02
Pages: 3
Assignor
WEIR, LESLEY W.
Executed: 2015-11-27
Assignee
FROSTFREE VENTING INC.
#100, 915-42 AVENUE S.E., CALGARY, T2G 1Z1, CANADA
Covered Property
(1)
Method and Apparatus for Avoiding Frost or Ice Build-Up on Vent Pipes