Polymorphic forms of nateglinide

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acids and salts thereof

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C562S445000

Reexamination Certificate

active

07358390

ABSTRACT:
Provides are crystalline forms of nateglinide, labeled Forms A, C, D, F, G, I, J, K, L, M, N, O, P, Q, T, U, V, Y, α, β, γ, δ, ε, σ, θ and Ω, processes for their preparation and processes for preparation of other crystalline forms of nateglinide. Also provided are their pharmaceutical formulations and methods of administration.

REFERENCES:
patent: 4816484 (1989-03-01), Toyoshima et al.
patent: RE34878 (1995-03-01), Toyoshima et al.
patent: 5463116 (1995-10-01), Sumikawa et al.
patent: 5488150 (1996-01-01), Sumikawa et al.
patent: 6548529 (2003-04-01), Robl et al.
patent: 6555519 (2003-04-01), Washburn
patent: 2001/0044584 (2001-11-01), Kensey
patent: 2002/0032149 (2002-03-01), Kensey
patent: 2002/0061835 (2002-05-01), Kensey
patent: 2003/0069221 (2003-04-01), Kosoglou et al.
patent: 2003/0078517 (2003-04-01), Kensey
patent: 200200360 (2002-07-01), None
patent: WO 01/21159 (2001-03-01), None
patent: WO 02/32854 (2002-04-01), None
patent: WO 02/34254 (2002-05-01), None
patent: WO 02/34285 (2002-05-01), None
patent: WO 02/34713 (2002-05-01), None
patent: WO 02/40010 (2002-05-01), None
patent: WO 03/022251 (2003-03-01), None
patent: WO 03/076393 (2003-09-01), None
patent: WO 03/087038 (2003-10-01), None
patent: WO 03/087039 (2003-10-01), None
patent: WO 03/093222 (2003-11-01), None
patent: WO 2005/110972 (2005-11-01), None
Grant & Hackh's Chemical Dictionary, 5th ed. ,1987, p. 396.
Terence L. Threlfall, “Analysis of Organic Polymorphs A Review,” Analyst, vol. 120, Oct. 1995, pp. 2435-2460.
Hiroko Takesada et al., “Structure Determination of Metabolites Isolated from Urine and Bile after Administration of AY4166, a NovelD-Phenylalanine-Derivative Hypoglycemic Agent,” Bioorganic & Medicinal Chemistry, vol. 4, No. 10, 1996, pp. 1771-1781.
Hisashi Shinkai et al., “N-(Cyclohexylcartonyl)-D-phenylalanines and Related Compounds. A New Class of Oral Hypoglycemic Agents. 2,” J. Med. Chem., vol. 32, 1989, pp. 1436-1441.
Xue-yan Zhu et al., “Study on Synthesis of Nateglinide,” Hecheng Huaxue, vol. 9, No. 6, 2001, pp. 537-540.
Li Gang et al., “A New Crystal Form of Nateglinide,” Acta Pharmaceutical Sinica, vol. 36, No. 7, 2001, pp. 532-534.
Li Gang et al., “Found a New Crystal Structure in Nateglinide by X-ray Powder Diffraction,” Chinese Journal of Pharmaceutical Analysis, vol. 21, No. 5, 2001, pp. 342-344.
A nateglinide having the enclosed XRD (see fig. 17) was purchased before Jul. 3, 2002 in a foreign country from a supplier in another foreign country.
U.S. Appl. No. 11/126,050, filed May 9, 2005, Wizel et al.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Polymorphic forms of nateglinide does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Polymorphic forms of nateglinide, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Polymorphic forms of nateglinide will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-2770860

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.