Patent Assignment
Reel/Frame 016500/0502
Assignment of Assignor's Interest
Recorded: 2005-04-29
Pages: 2
Assignor
AIR PRODUCTS AND CHEMICALS, INC.
Executed: 2005-04-15
Assignee
WACKER POLYMER SYSTEMS GMBH & CO. KG
JOHANNES-HESS-STRASSE 24, BURGHAUSEN, D84489, GERMANY
Covered Properties
(2)
Acrylic Emulsions Prepared in the Presence of Fully Hydrolyzed Poly (Vinyl Alcohol)
Patent:
5,741,871 →
Application:
08/663,496 →
Poly(Vinyl Alcohol) Stabilized Acrylic Polymer Modified Hydraulic Cement Systems
Patent:
5,753,036 →
Application:
08/840,965 →
Related Assignments
(1)
Other recorded transfers of the patents in this record — the chain of ownership.