Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Particulate form
Reexamination Certificate
2011-07-26
2011-07-26
Padmanabhan, Paddy (Department: 1616)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Particulate form
C424S496000, C424S434000, C424S464000, C424S469000, C424S472000, C424S474000, C424S481000, C424S482000
Reexamination Certificate
active
07985427
ABSTRACT:
The invention relates to a gastric juice-resistant device for releasing active substance excipients having delayed intestinal passage from a gastric juice-resistant enclosure, and which serves to increase the active substance concentration in the intestines. The inventive device is characterized in that the active substance excipient containing at least one active substance is provided in the form of a multiparticulate preparation whose individual particles have mucoadhesive properties. The invention also relates to a method for producing said device.
REFERENCES:
patent: 4138013 (1979-02-01), Okajima
patent: 4289751 (1981-09-01), Windheuser
patent: 4455305 (1984-06-01), Rokos
patent: 4522625 (1985-06-01), Edgren
patent: 4851231 (1989-07-01), Urquhart et al.
patent: 5232708 (1993-08-01), Castillo et al.
patent: 5780057 (1998-07-01), Conte et al.
patent: 6156771 (2000-12-01), Rubin et al.
patent: 2004/0137174 (2004-07-01), Solomonidou et al.
patent: 0 516 141 (1992-12-01), None
patent: WO 98 24412 (1998-06-01), None
patent: WO 00 32172 (2000-06-01), None
patent: WO 00 41740 (2000-07-01), None
patent: WO 00 66089 (2000-11-01), None
Basf Technical Information, http://www.basf.cl/quimicafina
utricionhumana/infogeneral/vitaminas/hidrosolubles/Vitamina—b2.pdf, obtained on Feb. 2, 2009.
Dictionary.com, Definition of Enclose, obtained online at http://dictionary.reference.com/browse/enclose, downloaded on Dec. 2, 2009.
Junginger et al., Deutsche Apotheker Zeitung, vol. 130, No. 15, pp. 791-801 (1990).
Lehr et al., Journal of Controlled Release, vol. 13, No. 1, (1990).
Asmussen Bodo
Kreuter Joerg
Krumme Markus
Solomonidou Despina
Birch & Stewart Kolasch & Birch, LLP
Fisher Abigail
LTS Lohmann Therapie-Systeme AG
Padmanabhan Paddy
LandOfFree
Gastric juice-resistant device for releasing mucoadhesive... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Gastric juice-resistant device for releasing mucoadhesive..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Gastric juice-resistant device for releasing mucoadhesive... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2733662