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Date of decision
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18 November 2004
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Case number
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T 0717/99
- 3.3.3
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Application number
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89115458.5
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Title of the application
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Amorphous nylon copolymer and copolyamide films and blends
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Applicant name
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VISKASE CORPORATION
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Opponent name
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BASF Aktiengesellschaft, Ludwigshafen
Kureha Kagaku Kogyo Kabushiki Kaisha
Cryovac Inc.
Kalle Nalo GmbH & Co. KG
EMS-INVENTA AG
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Keywords
Amendments - added subject-matter (main request, auxiliary
requests I-IV: yes)
Opposition grounds
Allowability of a disclaimer (auxiliary request V: yes)
Formulation attempt, not partial surrender
Enlarged Board - referral (no)
Novelty (auxiliary request V: yes)
Inventive step - problem and solution (auxiliary request V: yes)
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