European Patent Office

T 0667/23 (Aluminum Alloys/Arconic) of 20.02.2025

European Case Law Identifier
ECLI:EP:BA:2025:T066723.20250220
Date of decision
20 February 2025
Case number
T 0667/23
Petition for review of
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Application number
16884235.9
Language of proceedings
English
Distribution
No distribution (D)
OJ versions
No OJ links found
Other decisions for this case
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Abstracts for this decision
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Application title
NEW 6XXX ALUMINUM ALLOYS, AND METHODS OF MAKING THE SAME
Applicant name
Arconic Technologies LLC
Opponent name
Novelis Inc.
C-TEC CONSTELLIUM TECHNOLOGY CENTER /
CONSTELLIUM NEUF-BRISACH
Alvance Aluminium Duffel BV
Board
3.3.05
Headnote
-
Keywords
Novelty - (yes)
Sufficiency of disclosure - (yes)
Amendments - allowable (yes)
Inventive step - main request (no)
Inventive step - auxiliary request 1 (no)
Inventive step - auxiliary request 2 (yes)
Catchword
The concept that a claimed sub-range must be "narrow" compared to the known range and "sufficiently far removed" from any specific examples cannot be reconciled with direct and unambiguous disclosure (T 1688/20 followed).
Citing cases
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Order

For these reasons it is decided that:

Both appeals are dismissed.