Patent Assignment
Reel/Frame 020815/0357
Assignment of Assignor's Interest
Recorded: 2008-04-17
Pages: 3
Assignors
LEIDOLPH, LARS
Executed: 2007-01-04
WEITZ, ULRICH
Executed: 2007-01-04
RENSCH, TORALF
Executed: 2007-01-04
Assignee
HEXION SPECIALTY CHEMICALS, INC.
180 EAST BROAD STREET, COLUMBUS, OHIO, 43215
Covered Property
(1)
Core for proppant and process for its production
Application:
11/651,692 →
Publication:
US 2007/0172654