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Date of decision 16 June 1993
Case number T 0054/90 - 3.3.3
Application number 83109706.8
IPC C08B11/12
Proceedings Language EN
Title of the application Sodium carboxymethylcellulose
Applicant name Daicel Chemical Industries, Ltd.
Opponent name Akzo N.V.
Hoechst Aktiengesellschaft
Headnote
-
Articles and Rules EPC . Art 54(3)
. Art 54(4)
. Art 123(3)
Keywords
Novelty (yes)
Broadening of scope of protection (no) - change of category from product to process for its preparation (admissible) (cf. point 3.2)
Inventive step (yes)
Cited Decisions -
Catchwords:
-

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