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iwfal

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iwfal

Re: iwfal post# 131869

Sunday, 11/27/2011 4:44:20 PM

Sunday, November 27, 2011 4:44:20 PM

Post# of 257300
PS - A good first cut of off-patent dates is the Hatch Waxman extension dates. Obviously they might be superceded by reformulation patents, ... . But nonetheless I think the Hatch Waxman patents provide a good first estimate of NET dates.

US PTO list of accepted Hatch Waxman extensions
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