(19)
(11) EP 1 651 193 A2

(12)

(88) Date of publication A3:
19.05.2005

(43) Date of publication:
03.05.2006 Bulletin 2006/18

(21) Application number: 04778421.0

(22) Date of filing: 16.07.2004
(51) International Patent Classification (IPC): 
A61K 9/28(1974.07)
A61K 31/4439(2000.01)
(86) International application number:
PCT/US2004/022910
(87) International publication number:
WO 2005/009410 (03.02.2005 Gazette 2005/05)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL HR LT LV MK

(30) Priority: 17.07.2003 IN CH05802003
30.12.2003 IN CH10642003
20.04.2004 US 563707 P

(71) Applicants:
  • Dr. Reddy's Laboratories, Inc.
    Bridgewater, NJ 08807 (US)
  • Dr. Reddy's Laboratories Ltd.
    Hyderabad 500 016, Andhra Pradesh (IN)

(72) Inventors:
  • SRINIVAS, Irukulla, Dr. Reddy's Laboratories, Ltd.
    Kakutapally P.Office 72, A.P.Hyderabad (IN)
  • DIXIT, Akhilesh A., , Dr. Reddy's Laboratories,Ltd
    Kakutapally P.Office 72, A.P.Hyderabad (IN)
  • REDDY, Pallempalli V.S., , Dr. Reddy's Labs., Ltd.
    Kakutapally P.Office 72, A.P.Hyderabad (IN)
  • REDDY, Billa P., , Dr. Reddy's Laboratories, Ltd.
    Kakutapally P.Office 72, A.P.Hyderabad (IN)
  • MOHAN, Mailatur S., Dr.Reddy's Laboratories, Ltd.
    Kakutapally P.Office 72, A.P.Hyderabad (IN)
  • RAVINDER, Kodipyaka, Dr.Reddy's Laboratories, Ltd.
    Kakutapally P.Office 72, A.P.Hyderabad (IN)
  • NASARE, Vijay, Dr.Reddy's Laboratories, Ltd.
    Kakutapally P.Office 72, A.P.Hyderabad (IN)
  • PERGAMENT, Edward, D.
    East Brunswick, NJ 08816 (US)

(74) Representative: Bates, Philip Ian 
Reddie & Grose 16 Theobalds Road
London WC1X 8PL
London WC1X 8PL (GB)

   


(54) PHARMACEUTICAL COMPOSITIONS HAVING A SWELLABLE COATING