(19)
(11) EP 0 776 383 A1

(12)

(43) Date of publication:
04.06.1997 Bulletin 1997/23

(21) Application number: 95930870.0

(22) Date of filing: 17.08.1995
(51) International Patent Classification (IPC): 
C23C 14/ 00( . )
C23C 14/ 34( . )
 C23C 14/ 08( . )
G02F 1/ 15( . )
(86) International application number:
PCT/US1995/010597
(87) International publication number:
WO 1996/006203 (29.02.1996 Gazette 1996/10)
(84) Designated Contracting States:
DE FR GB IT

(30) Priority: 19.08.1994 US 19940293129

(71) Applicant: OPTICAL COATING LABORATORY, INC.
Santa Rosa, California 95407-7397 (US)

(72) Inventors:
  • O'BRIEN, Nada, A.
    Santa Rosa, CA 95405 (US)
  • MATHEW, John, G., H.
    Santa Rosa, CA 95401 (US)
  • HICHWA, Bryant, P.
    Santa Rosa, CA 95404 (US)
  • ALLEN, Thomas, H.
    Santa Rosa, CA 95405 (US)

(74) Representative: Belcher, Simon James, et al 
Urquhart-Dykes & Lord Tower House Merrion Way
Leeds LS2 8PA
Leeds LS2 8PA (GB)

   


(54) ELECTROCHROMIC MATERIALS AND DEVICES, AND METHOD