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Extract from the Register of European Patents

EP About this file: EP0604787

EP0604787 - Low bend loss singlemode optical waveguide fiber [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  15.03.2002
Database last updated on 24.04.2024
Most recent event   Tooltip15.03.2002No opposition filed within time limitpublished on 02.05.2002  [2002/18]
Applicant(s)For all designated states
Corning Incorporated
Houghton Park
Corning NY 14831 / US
[N/P]
Former [1994/27]For all designated states
Corning Incorporated
Houghton Park
Corning New York 14831 / US
Inventor(s)01 / Antos, Anthony Joseph
Corning Inc., Patent Department, SP FR 02-12
Corning, NY 14831 / US
02 / Smith, David Kinney
Corning Inc., Patent Department, SP FR 02-12
Corning, NY 14831 / US
[1994/27]
Representative(s)Boon, Graham Anthony, et al
Elkington and Fife LLP
Prospect House
8 Pembroke Road
Sevenoaks
Kent TN13 1XR / GB
[N/P]
Former [1994/27]Boon, Graham Anthony, et al
Elkington and Fife Prospect House 8 Pembroke Road
Sevenoaks, Kent TN13 1XR / GB
Application number, filing date93119592.906.12.1993
[1994/27]
Priority number, dateUS1992099973731.12.1992         Original published format: US 999737
[1994/27]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0604787
Date:06.07.1994
Language:EN
[1994/27]
Type: B1 Patent specification 
No.:EP0604787
Date:09.05.2001
Language:EN
[2001/19]
Search report(s)(Supplementary) European search report - dispatched on:EP04.05.1994
ClassificationIPC:G02B6/22, G02B6/16
[1994/27]
CPC:
G02B6/03644 (EP,US); C03C13/04 (EP,US); G02B6/02214 (EP,US);
G02B6/03611 (EP,US)
Designated contracting statesDE,   FR,   GB,   IT,   NL [1994/27]
TitleGerman:Optische Monomode-Wellenleiterfaser mit niedrigen Krümmungsverlusten[1999/30]
English:Low bend loss singlemode optical waveguide fiber[1994/27]
French:Fibre optique monomode à faibles pertes par courbures[1994/27]
Former [1994/27]Monomoden optische Wellenleiterfaser mit niedrigen Krümmungsverlusten
Examination procedure21.09.1994Examination requested  [1994/47]
12.11.1996Despatch of a communication from the examining division (Time limit: M06)
05.05.1997Reply to a communication from the examining division
25.09.1997Despatch of a communication from the examining division (Time limit: M04)
03.02.1998Reply to a communication from the examining division
25.06.1998Despatch of a communication from the examining division (Time limit: M06)
21.12.1998Reply to a communication from the examining division
30.06.2000Despatch of communication of intention to grant (Approval: Yes)
31.10.2000Communication of intention to grant the patent
03.01.2001Fee for grant paid
03.01.2001Fee for publishing/printing paid
Opposition(s)12.02.2002No opposition filed within time limit [2002/18]
Fees paidRenewal fee
07.12.1995Renewal fee patent year 03
09.12.1996Renewal fee patent year 04
05.12.1997Renewal fee patent year 05
21.12.1998Renewal fee patent year 06
06.12.1999Renewal fee patent year 07
07.12.2000Renewal fee patent year 08
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Documents cited:Search[YA]EP0520337  (FURUKAWA ELECTRIC CO LTD [JP]) [Y] 1-3 * page 2, line 14 - line 28 * * page 3, line 20 - line 39 * * figures 1,2 * [A] 5;
 [YDA]JPS5397849  ;
 [A]WO8604689  (AMERICAN TELEPHONE & TELEGRAPH [US]) [A] 1,5,6 * page 7, line 10 - line 14 * * page 8, line 11 - line 16 * * figure 2 *
 [YDA]  - PATENT ABSTRACTS OF JAPAN, (19781028), vol. 2, no. 130, Database accession no. (E - 068), & JP53097849 A 00000000 (NTT) [YD] 1-3 * abstract * [A] 5
 [AD]  - J.C. LAPP ET AL., "Segmented-Core Single-Mode Fiber Optimized for Bending Performance", JOURNAL OF LIGHTWAVE TECHNOLOGY., NEW YORK US, (198810), vol. 6, no. 10, doi:doi:10.1109/50.7901, pages 1462 - 1465, XP000028835 [AD] 1,5 * the whole article *

DOI:   http://dx.doi.org/10.1109/50.7901
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.