(19)
(11) EP 1 490 090 A2

(12)

(88) Date of publication A3:
18.03.2004

(43) Date of publication:
29.12.2004 Bulletin 2004/53

(21) Application number: 03713634.8

(22) Date of filing: 24.02.2003
(51) International Patent Classification (IPC)7: A61K 38/02, A61K 38/03, A61K 38/04, A61K 38/16
(86) International application number:
PCT/US2003/005524
(87) International publication number:
WO 2003/079972 (02.10.2003 Gazette 2003/40)
(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 PT SE SI SK TR
Designated Extension States:
AL LT LV MK RO

(30) Priority: 22.02.2002 US 358381 P
22.03.2002 US 366258 P
29.05.2002 US 156527

(71) Applicant: New River Pharmaceuticals Inc.
Radford, VA 24141 (US)

(72) Inventors:
  • PICCARIELLO, Thomas
    Blacksburg, VA 24060-2534 (US)
  • KIRK, Randal, J.
    Radford, VA 24143-3526 (US)
  • OLON, Lawrence, P.
    Bristol, TN 37620-3034 (US)

(74) Representative: Kurtz, Laurent 
Santarelli,14 avenue de la Grande Armée,BP 237
75822 Paris Cedex 17
75822 Paris Cedex 17 (FR)

   


(54) ACTIVE AGENT DELIVERY SYSTEMS AND METHODS FOR PROTECTING AND ADMINISTERING ACTIVE AGENTS