IP Library Assignment 024960/0835
Patent Assignment
Reel/Frame 024960/0835

Assignment of Assignor's Interest

Recorded: 2010-09-09 Pages: 3
Assignor
HUANG, MING YU, PH.D
Executed: 2010-09-08
Assignee
HYDRIL USA MANUFACTURING LLC
3300 NORTH SAM HOUSTON PARKWAY E., HOUSTON, TEXAS, 77032-3411
Covered Property (1)
Fluorinated Elastomeric Blowout Preventer Packers and Method
Patent: 8,091,855 →
Application: 12/827,383 →
Publication: US 2012/0000644
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest May 4, 2011
From: HUANG, MING YU
To: HYDRIL USA MANUFACTURING LLC
Reel/Frame 026221/0247 →
Change of Name Sep 27, 2021
From: HYDRIL USA MANUFACTURING LLC
To: HYDRIL USA DISTRIBUTION LLC
Reel/Frame 057608/0915 →