Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Tablets – lozenges – or pills
Reexamination Certificate
2007-10-02
2007-10-02
Gupta, Anish (Department: 1654)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Tablets, lozenges, or pills
C424S489000, C424S499000, C424S502000, C536S001110, C514S002600, C514S012200, C514S013800, C514S014800, C514S023000, C514S951000, C530S300000, C530S303000, C530S311000, C530S312000, C530S313000, C530S314000, C530S315000, C530S316000, C530S317000, C530S324000, C530S325000, C530S326000, C530S350000, C530S387100, C530S388100, C530S399000
Reexamination Certificate
active
10205954
ABSTRACT:
A sustained-release drug composition consisting essentially of microparticles of hyaluronic acid having a high molecular weight or an inorganic salt thereof and a protein or peptide drug encased in said microparticles, wherein the average size of said microparticles ranges from 0.1 to 40 μm.
REFERENCES:
patent: 4971782 (1990-11-01), Rudy et al.
patent: 5622657 (1997-04-01), Takada et al.
patent: 5641749 (1997-06-01), Yan et al.
patent: 5707644 (1998-01-01), Illum
patent: 5753234 (1998-05-01), Lee et al.
patent: 6066340 (2000-05-01), Callegaro et al.
patent: 6375988 (2002-04-01), Suzuki et al.
patent: 0 486 959 (1991-11-01), None
patent: 01-287041 (1989-11-01), None
patent: 02-213 (1990-01-01), None
Kitano et al. (JP-2-213), published Jan. 05, 1990. Translation of JP-2-213.
Patent Abstract of Japan; Patent No. 1992-283510; published Oct .8, 1992.
Patent Abstract of Japan; Patent No. 1993-186362; published Jul. 27, 1993.
Patent Abstract of Japan; Patent No. 1993-186364; published Jul. 27, 1993.
Patent Abstract of Japan; Patent No. 1997-309843; published Dec. 2, 1997.
Abstracts from National Library of Medicine re S.P. Zhong; “Biodegradation of hyaluronic acid derivatives by hyaluronidase”; published inBiomaterials, vol. 15, No. 5, 1994, pp. 359-65.
Kim Myung-Jin
Kim Sun-Jin
Kwon Oh-Ryong
Gupta Anish
LG Life Sciences, Ltd., Inc.
Sughrue & Mion, PLLC
LandOfFree
Sustained-release composition of drugs encapsulated in... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Sustained-release composition of drugs encapsulated in..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Sustained-release composition of drugs encapsulated in... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3848415