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McKesson
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Harvard Business School

Last Updated: January 29, 2020

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Patent Applications for guaifenesin

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US Patent Applications for guaifenesin

US Patent Application Patent No. Title Patent Filing Date Patent Application Status Status Updated
  Start Trial   Start Trial GUANIDINYL HETEROCYCLE COMPOUNDS USEFUL AS ALPHA-2 ADRENOCEPTOR AGONISTS 2000-12-01 Patented Case 2002-05-03
  Start Trial   Start Trial PROCESS FOR PREPARING HYPOALLERGENIC AND REDUCED FAT FOODS 2001-02-09 Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 2015-01-12
  Start Trial   Start Trial SOLID PREPARATION 2001-03-07 Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 2015-07-27
>US Patent Application >Patent No. >Title >Patent Filing Date >Patent Application Status >Status Updated

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Serving leading biopharmaceutical companies globally:

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Boehringer Ingelheim
Mallinckrodt
Colorcon
Medtronic
AstraZeneca

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