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Date of decision
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29 November 2007
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Case number
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T 0881/05
- 3.3.03
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Application number
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96905815.5
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Title of the application
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Byproduct stream purification in the preparation of
1,3-propanediol-based polyesters
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Applicant name
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SHELL INTERNATIONALE RESEARCH MAATSCHAPPIJ B.V.
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Opponent name
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E.I. Du Pont de Nemours & Company, Inc.
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Keywords
Inventive step (no)
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