(19)
(11)EP 1 279 179 A2

(12)

(88)Date of publication A3:
27.06.2002

(43)Date of publication:
29.01.2003 Bulletin 2003/05

(21)Application number: 01932945.7

(22)Date of filing:  03.05.2001
(51)International Patent Classification (IPC)7H01G 4/12, H01G 7/06
(86)International application number:
PCT/US0114/297
(87)International publication number:
WO 0108/4572 (08.11.2001 Gazette  2001/45)
(84)Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30)Priority: 04.05.2000 US 201808 P

(71)Applicant: E. I. du Pont de Nemours and Company
Wilmington,Delaware 19898 (US)

(72)Inventors:
  • LI, Dong
    Newark, DE 19702 (US)
  • SUBRAMANIAN, Munirpallam, Appador
    Kennett Square, PA 19348 (US)

(74)Representative: Jones, Alan John 
CARPMAELS & RANSFORD43 Bloomsbury Square
London, WC1A 2RA
London, WC1A 2RA (GB)

  


(54)TUNABLE DEVICES INCORPORATING CACU3 TI4O12