Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Biocides; animal or insect repellents or attractants
Reexamination Certificate
2005-11-22
2005-11-22
Egwim, Kelechi C. (Department: 1713)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Biocides; animal or insect repellents or attractants
C424S451000, C428S035700, C514S962000, C524S459000, C526S202000
Reexamination Certificate
active
06967026
ABSTRACT:
A hard capsule which is made mainly of a polymer or copolymer obtained by polymerizing or copolymerizing at least one polymerizable vinyl monomer in the presence of polyvinyl alcohol and/or a derivative thereof. Unlike conventional hard capsules, this hard capsule can be filled with a solvent (e.g., polyethylene glycol) for a sparingly soluble drug ingredient.
REFERENCES:
patent: 3984494 (1976-10-01), Harreus et al.
patent: 5095054 (1992-03-01), Lay et al.
patent: 55086463 (1980-06-01), None
patent: 61-76413 (1986-04-01), None
patent: 09-216818 (1997-08-01), None
patent: 09216818 (1997-08-01), None
patent: 2001-170137 (2001-06-01), None
patent: WO 99/46329 (1999-09-01), None
patent: WO 9946329 (1999-09-01), None
Translation to Fujio et al. (JP 55086463).
Translation to Makoto et al. (JP 09216818).
W. J. Bowtle, “Liquid Filling of Hard Gelatin Capsules: A New Technology for Alternative Formulations,” Pharmaceutical Technology Europe, Oct., p. 84, 86 and 88-90, 1998.
Hoshi Noboru
Shimamoto Toshio
Sugiyama Shigeru
Daido Chemical Corporation
Egwim Kelechi C.
Knobbe Martens Olson & Bear LLP
Nisshin Kasel Co., Ltd.
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