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Date of decision 16 November 1993
Case number T 0857/91 - 3.2.3
Application number 84308707.3
IPC F28F1/40, F28F13/18
Proceedings Language EN
Title of the application Heat-transfer tubes with grooved inner surface
Applicant name Hitachi cable, Ltd.
Opponent name (0I) Outokumpu Oy
(0II) Pechiney, S.A.
(0III) Wieland-Werke AG
Headnote
-
Articles and Rules EPC . Art 52
. Art 54
. Art 56
Keywords
Novelty
Claims - new definition of a known parameter
Claims - disclaimer admitted (yes)
Late-submitted material - admitted (no)
Inventive step (no)
Cited Decisions T 0574/91
T 0004/80
T 0433/86
T 0105/87
T 0170/87
T 0204/83
T 0056/87
Catchwords:
-

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