Patent Assignment
Reel/Frame 007755/0378
Assignment of Assignor's Interest
Recorded: 1995-11-13
Pages: 2
Assignor
KUPOPKA, ROLF
Executed: 1995-11-07
Assignee
HOECHST AKTIENGESELLSCHAFT
PATENT DEPARTMENT, WERK KALLE-ALBERT, ZENTRALE, PATENTABTEILUNG KA, WIESBADEN, D-651, GERMANY
Covered Property
(1)
Copolymers Containing Carboxyl Groups in Aqueous Dispersion Form or Redispersible Powder Form and Their Water-Soluble Salts, Processes for Their Preparation and Their Use as Thickeners in Aqueous Formulations
Patent:
5,705,553 →
Application:
08/555,878 →
Related Assignments
(1)
Other recorded transfers of the patent in this record — the chain of ownership.