blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP0847964

EP0847964 - An oxide fluorescent glass capable of exhibiting visible fluorescence [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  03.05.2002
Database last updated on 25.09.2024
Most recent event   Tooltip03.05.2002No opposition filed within time limitpublished on 19.06.2002  [2002/25]
Applicant(s)For all designated states
SUMITA OPTICAL GLASS, INC.
4-7-25, Harigaya Urawa-shi
Saitama-ken / JP
[N/P]
Former [1998/25]For all designated states
SUMITA OPTICAL GLASS, INC.
4-7-25, Harigaya
Urawa-shi, Saitama-ken / JP
Inventor(s)01 / Yamazaki, Masaaki
c/o Sumita Optical Glass Inc., 4-7-25 Harigaya
Urawa-shi, Saitama-ken / JP
02 / Otsuka, Masaaki
c/o Sumita Optical Glass Inc., 4-7-25 Harigaya
Urawa-shi, Saitama-ken / JP
03 / Takaku, Hideaki
c/o Sumita Optical Glass Inc., 4-7-25 Harigaya
Urawa-shi, Saitama-ken / JP
04 / Sawanobori, Naruhito
c/o Sumita Optical Glass Inc., 4-7-25 Harigaya
Urawa-shi, Saitama-ken / JP
[1998/25]
Representative(s)Baverstock, Michael George Douglas, et al
BOULT WADE TENNANT, Verulam Gardens 70 Gray's Inn Road
London WC1X 8BT / GB
[N/P]
Former [1998/25]Baverstock, Michael George Douglas, et al
BOULT WADE TENNANT, 27 Furnival Street
London EC4A 1PQ / GB
Application number, filing date97309979.911.12.1997
[1998/25]
Priority number, dateJP1996033217212.12.1996         Original published format: JP 33217296
[1998/25]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0847964
Date:17.06.1998
Language:EN
[1998/25]
Type: B1 Patent specification 
No.:EP0847964
Date:27.06.2001
Language:EN
[2001/26]
Search report(s)(Supplementary) European search report - dispatched on:EP24.03.1998
ClassificationIPC:C03C3/068, C03C3/095, C03C4/12
[1998/25]
CPC:
C03C3/068 (EP,US); C03C4/12 (EP,US)
Designated contracting statesAT,   DE,   GB [1999/09]
Former [1998/25]AT,  BE,  CH,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Fluoreszierendes Oxidglas mit sichtbarer Fluoreszenz[1998/25]
English:An oxide fluorescent glass capable of exhibiting visible fluorescence[1998/25]
French:Verre oxidé fluorescent montrant une fluorescence visible[1998/25]
Examination procedure16.07.1998Examination requested  [1998/38]
07.09.1999Despatch of a communication from the examining division (Time limit: M04)
01.12.1999Reply to a communication from the examining division
22.09.2000Despatch of communication of intention to grant (Approval: No)
11.12.2000Despatch of communication of intention to grant (Approval: later approval)
21.12.2000Communication of intention to grant the patent
13.03.2001Fee for grant paid
13.03.2001Fee for publishing/printing paid
Opposition(s)28.03.2002No opposition filed within time limit [2002/25]
Fees paidRenewal fee
06.12.1999Renewal fee patent year 03
04.12.2000Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[A]JPS49116111  ;
 [A]JPS57205339  ;
 [DA]JPS4999609  ;
 [DA]JPS4999610  ;
 [A]GB1136239  (SYLVANIA ELECTRIC PROD) [A] 1-3 * the whole document *;
 [X]EP0266812  (PHILIPS NV [NL]) [X] 1 * example -; claim - *;
 [X]EP0338934  (CENTRE NAT RECH SCIENT [FR]) [X] 1-3 * figure 1; claim - *;
 [X]US5039631  (KRASHKEVICH DAVID [US], et al) [X] 1-3 * column 2, line 19 - line 47 * * claim -; table - *;
 [X]US5108959  (BUCHANAN ROBERT A [US], et al) [X] 1-3 * column 1, line 54 - line 29 * * column 3, line 11 - line 64 * * claim -; table 1 *;
 [A]EP0709345  (SUMITA OPTICAL GLASS [JP]) [A] 1-3 * the whole document *;
 [D]JPH08133780  (SUMITA OPTICAL GLASS);
 [A]  - DATABASE WPI, 1, Derwent World Patents Index, vol. 75, no. 35, Database accession no. 75-57668W, XP002058455 & JPS49116111 A 19741106 (SUWA SEIKOSHA KK) [A] 1-3 * abstract *
 [A]  - DATABASE WPI, 1, Derwent World Patents Index, vol. 83, no. 05, Database accession no. 83-10494K, XP002058456 & JPS57205339 A 19821216 (HITACHI LTD) [A] 1-3 * abstract *
 [DA]  - DATABASE WPI, 1, Derwent World Patents Index, vol. 75, no. 14, Database accession no. 75-23099W, XP002058457 & JPS4999609 A 19740920 (SANTOKU METAL INDUSTRY) [DA] 1-3 * abstract *
 [DA]  - DATABASE WPI, 1, Derwent World Patents Index, vol. 75, no. 15, Database accession no. 75-24919W, XP002058458 & JPS4999610 A 19740920 (SANTOKU METAL IND CO LTD) [DA] 1-3 * abstract *
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.