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Aqueous Solution Of An Esterified Cellulose Ether - EP3270973

The patent EP3270973 was granted to DOW on Jan 9, 2019. The application was originally filed on Mar 8, 2016 under application number EP16714625A. The patent is currently recorded with a legal status of "Opposition Rejected".

EP3270973

DOW
Application Number
EP16714625A
Filing Date
Mar 8, 2016
Status
Opposition Rejected
Jul 30, 2021
Publication Date
Jan 9, 2019
External Links
Slate, Register, Google Patents

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SHIN ETSU CHEMICALOct 8, 2019GRUNECKER PATENT -

Patent Citations (9) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
DESCRIPTIONUS4226981
DESCRIPTIONUS4365060
DESCRIPTIONWO2005115330
DESCRIPTIONWO2011159626
DESCRIPTIONWO2013164121
DESCRIPTIONWO2014137777
INTERNATIONAL-SEARCH-REPORTWO2014137777
OPPOSITIONEP2476439
OPPOSITIONWO2005115330

Non-Patent Literature (NPL) Citations (10) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference Text
DESCRIPTION- "Hypromellose Acetate Succinate", UNITED STATES PHARMACOPEIA AND NATIONAL FORMULARY, vol. 29, pages 1548 - 1550
DESCRIPTION- "Hypromellose Acetate Succinate", UNITED STATES PHARMACOPIA AND NATIONAL FORMULARY, vol. 29, pages 1548 - 1550
DESCRIPTION- "Hypromellose", UNITED STATES PHARMACOPEIA AND NATIONAL FORMULARY, vol. 35, pages 3467 - 3469
DESCRIPTION- JOURNAL OF PHARMACEUTICAL AND BIOMEDICAL ANALYSIS, (2011), vol. 56, page 743
DESCRIPTION- MARSHALL, "Atomization and Spray-Drying", CHEM. ENG. PROG. MONOGR. SERIES 2, (1954), vol. 50
DESCRIPTION- MCGINITY, JAMES W., Aqueous Polymeric Coatings for Pharmaceutical Dosage Forms, M. DEKKER, (1989), pages 105 - 113
DESCRIPTION- Perry's Chemical Engineers' Handbook, (1984), pages 20 - 54,20-57
OPPOSITION- "cooling bath", wikipedia, page 20181018, URL: https://en.wikipedia.org/w/index.php?title=Cooling_bath&oldid=864648579, XP055651099
OPPOSITION- "general notices", JAPANESE PHARMACOPOEIA, 20110324, pages 1 - 3, XP055651106
OPPOSITION- "Hypromellose Acetate Succinate NF, Shin-Etsu AQOAT, Enteric coating agent, Solid dispersion carrier", Shin-Etsu technical brochure, (20140700), XP055651096

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Dossier Documents

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