Patent Assignment
Reel/Frame 049006/0803
Assignment of Assignor's Interest
Recorded: 2019-04-26
Pages: 3
Assignor
MENG, THAM
Executed: 2019-02-22
Assignee
WEIR SLURRY GROUP, INC.
2701 SOUTH STOUGHTON ROAD, MADISON, WISCONSIN, 53716
Covered Property
(1)
Water Swellable Rubber Composition Suitable for Use with Oil Field Equipment
Patent:
10,179,873 →
Application:
14/641,008 →