European Patent Office

T 1060/99 (Polymerisation Inhibitors/ONDEO NALCO ENERGY SERVICES) of 04.12.2002

European Case Law Identifier
ECLI:EP:BA:2002:T106099.20021204
Date of decision
4 December 2002
Case number
T 1060/99
Petition for review of
-
Application number
93810519.4
IPC class
C07C 7/20
Language of proceedings
English
Distribution
Distributed to board chairmen (C)
OJ versions
No OJ links found
Other decisions for this case
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Abstracts for this decision
-
Application title
Inhibiting polymerization of vinyl aromatic monomers
Applicant name
ONDEO NALCO ENERGY SERVICES, L.P.
Opponent name
UNIROYAL CHEMICAL CO INC
Board
3.3.01
Headnote
-
Keywords
Main request, first to fourth auxiliary request: inventive step (no) - obvious combination of two types of known polymerisation inhibitors - no improvement in view of the closest state of the art
Catchword
-
Citing cases
-

ORDER

For these reasons it is decided that:

1. The decision under appeal is set aside.

2. The patent is revoked.