(19)
(11) EP 1 073 920 A1

(12)

(43) Date of publication:
07.02.2001 Bulletin 2001/06

(21) Application number: 99917390.9

(22) Date of filing: 09.04.1999
(51) International Patent Classification (IPC)7G02B 6/02, C03B 37/02
(86) International application number:
PCT/US9907/845
(87) International publication number:
WO 9954/763 (28.10.1999 Gazette 1999/43)
(84) Designated Contracting States:
CH DE DK FI FR GB IT LI NL SE

(30) Priority: 22.04.1998 US 82699 P

(71) Applicant: Corning Incorporated
Corning, New York 14831 (US)

(72) Inventor:
  • BERKEY, George, E.
    Pine City, NY 14871 (US)

(74) Representative: Boon, Graham Anthony 
Elkington and Fife,Prospect House,8 Pembroke Road
Sevenoaks,Kent TN13 1XR
Sevenoaks,Kent TN13 1XR (GB)

   


(54) METHOD OF MAKING OPTICAL FIBERS