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: EP1523135

EP1523135 - OPTIMIZATION OF PACKET TRANSMISSION PATH [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  27.01.2017
Database last updated on 03.10.2024
Most recent event   Tooltip27.01.2017Change - divisional application(s)published on 01.03.2017  [2017/09]
27.01.2017Withdrawal of applicationpublished on 01.03.2017  [2017/09]
27.01.2017New entry: Date of cancellation oral proceedings 
Applicant(s)For all designated states
NEC Corporation
7-1, Shiba 5-chome Minato-ku
Tokyo 108-8001 / JP
[N/P]
Former [2005/15]For all designated states
NEC Corporation
7-1, Shiba 5-chome
Minato-ku, Tokyo 108-8001 / JP
Inventor(s)01 / MATSUNAGA, Yasuhiko c/o NEC Corporation
7-1, Shiba 5-chome
Minato-ku, Tokyo 108-8001 / JP
 [2005/15]
Representative(s)Glawe, Delfs, Moll
Partnerschaft mbB von
Patent- und Rechtsanwälten
Postfach 13 03 91
20103 Hamburg / DE
[N/P]
Former [2009/26]Glawe, Delfs, Moll
Patent- und Rechtsanwälte Postfach 26 01 62
80058 München / DE
Former [2005/15]Glawe. Delfs. Moll
Patentanwälte Postfach 26 01 62
80058 München / DE
Application number, filing date03733024.821.05.2003
[2005/15]
WO2003JP06340
Priority number, dateJP2002014727522.05.2002         Original published format: JP 2002147275
[2005/15]
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO03098885
Date:27.11.2003
Language:EN
[2003/48]
Type: A1 Application with search report 
No.:EP1523135
Date:13.04.2005
Language:EN
The application published by WIPO in one of the EPO official languages on 27.11.2003 takes the place of the publication of the European patent application.
[2005/15]
Search report(s)International search report - published on:JP27.11.2003
(Supplementary) European search report - dispatched on:EP28.03.2006
ClassificationIPC:H04L12/56, H04Q7/38, H04L29/06
[2005/46]
CPC:
H04L45/12 (EP,US); H04W40/04 (KR); H04L45/00 (US);
H04L12/28 (KR); H04L63/08 (EP,US); H04W12/03 (EP,US);
H04W28/06 (KR); H04W40/02 (EP,US); H04L45/04 (US);
H04L63/04 (EP,US); H04W12/06 (EP,US); H04W48/18 (US) (-)
Former IPC [2005/15]H04L12/56, H04Q7/38
Designated contracting statesDE,   FR,   GB,   IT [2005/37]
Former [2005/15]AT,  BE,  BG,  CH,  CY,  CZ,  DE,  DK,  EE,  ES,  FI,  FR,  GB,  GR,  HU,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  RO,  SE,  SI,  SK,  TR 
TitleGerman:PAKETEN ÜBERTRAGUNGSPFADES OPTIMIERUNG[2005/15]
English:OPTIMIZATION OF PACKET TRANSMISSION PATH[2005/15]
French:OPTIMISATION DU TRAJET DE TRANSMISSION DES PAQUETS[2005/15]
Entry into regional phase08.12.2004Translation filed 
08.12.2004National basic fee paid 
08.12.2004Search fee paid 
08.12.2004Designation fee(s) paid 
08.12.2004Examination fee paid 
Examination procedure21.05.2003Request for preliminary examination filed
International Preliminary Examining Authority: JP
08.12.2004Examination requested  [2005/15]
08.08.2006Despatch of a communication from the examining division (Time limit: M06)
23.03.2007Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time
25.05.2007Reply to a communication from the examining division
26.11.2007Despatch of a communication from the examining division (Time limit: M06)
06.06.2008Reply to a communication from the examining division
22.10.2014Despatch of a communication from the examining division (Time limit: M06)
21.04.2015Reply to a communication from the examining division
26.01.2017Application withdrawn by applicant  [2017/09]
26.01.2017Cancellation of oral proceeding that was planned for 31.01.2017
31.01.2017Date of oral proceedings (cancelled)
Divisional application(s)EP10009795.5  / EP2288093
EP17153058.7  / EP3176993
EP19195354.6
The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  08.08.2006
Request for further processing for:25.05.2007Request for further processing filed
25.05.2007Full payment received (date of receipt of payment)
Request granted
08.06.2007Decision despatched
Fees paidRenewal fee
19.05.2005Renewal fee patent year 03
22.05.2006Renewal fee patent year 04
23.05.2007Renewal fee patent year 05
25.03.2008Renewal fee patent year 06
22.05.2009Renewal fee patent year 07
23.03.2010Renewal fee patent year 08
24.05.2011Renewal fee patent year 09
23.03.2012Renewal fee patent year 10
22.05.2013Renewal fee patent year 11
26.03.2014Renewal fee patent year 12
26.05.2015Renewal fee patent year 13
26.05.2016Renewal fee patent year 14
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[DY]  - PERKINS C, "RFC 3220: IP Mobility Support for IPv4", IETF RFC, (20020131), XP002288705 [DY] 1-4,11-15 * paragraph [2.3.FOREIGN.AGENT.AND.HOME.AGENT.CONSIDERATIONS] * * paragraph [2.4.MOBILE.NODE.CONSIDERATIONS] * * paragraph [3.REGISTRATION] * * paragraph [4.ROUING.CONSIDERATIONS] *
 [DY]  - "Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); General Packet Radio Service (GPRS) Service description; Stage 2 (3GPP TS 23.060 version 3.11.0 Release 1999); ETSI TS 123 060", ETSI STANDARDS, EUROPEAN TELECOMMUNICATIONS STANDARDS INSTITUTE, SOPHIA-ANTIPO, FR, (200203), vol. 3-SA2, no. V3110, ISSN 0000-0001, XP014007556 [DY] 1-4,10,13-15 * paragraph [4.MAIN.CONCEPTS] * * paragraph [5.GENERAL.PACKET.DOMAIN.ARCHITECTURE] * * paragraph [ANNEX.A.APN.AND.GGSN.SELECTION] *
 [DY]  - MOY J, "OSPF VERSION 2", IETF RFC, (199804), XP002234813 [DY] 1-4,10-15 * paragraph [1.1.PROTOCOL.OVERVIEW] * * paragraph [1.3.BRIEF.HISTORY.OFLINK.STATE.ROUTING.TECHNOLOGY] * * paragraph [2.2.THE.SHORTEST.PATH.TREE] *
 [A]  - JOHNSON D B ET AL, "PROTOCOLS FOR ADAPTIVE WIRELESS AND MOBILE NETWORKING", IEEE PERSONAL COMMUNICATIONS, IEEE COMMUNICATIONS SOCIETY, US, (19960201), vol. 3, no. 1, ISSN 1070-9916, pages 34 - 42, XP000554691 [A] 1-4 * page 2 - page 4; figure 1 * * page 5 - page 7; figures 3,4 *

DOI:   http://dx.doi.org/10.1109/98.486974
 [X]  - S. RAMANATHAN AND MARTHA STEENSTRUP, "A survey of routing techniques for mobile communications networks", MOBILE NETWORKS AND APPLICATIONS, (199610), vol. 1, no. 2, pages 89 - 104, XP002361951 [X] 5-9,16-20 * page 95, column L, paragraph LAST - column R, paragraph FIRST * * paragraph [4.1.3.INTERNETWORKS] * * paragraph [4.2.MOBILE.INFRASTRUCTURE] * * paragraph [4.2.4.ALTERNATE.ROUTES] * * paragraph [4.2.5.HIERARCHICAL.ROUTING] *

DOI:   http://dx.doi.org/10.1007/BF01193330
 [X]  - RAMJEE R ET AL, "PERFORMANCE EVALUATION OF CONNECTION REROUTING SCHEMES FOR ATM- BASED WIRELESS NETWORKS", IEEE / ACM TRANSACTIONS ON NETWORKING, IEEE / ACM, NEW YORK, NY, US, (199806), vol. 6, no. 3, ISSN 1063-6692, pages 249 - 261, XP000755004 [X] 5-9,16-20 * page 251, column R * * paragraph [B.CHAINING.WITH.BREAK.MAKE.AND.MAKE.BREAK] *

DOI:   http://dx.doi.org/10.1109/90.700889
 [X]  - A. MYLES AND D. SKELLERN, "Comparing Four IP Based Mobile Host Protocols", COMPUTER NETWORKS AND ISDN SYSTEMS, (1993), URL: citeseer.ist.psu.edu/myles93comparing.html, (20060105), XP002361952 [X] 5,16 * paragraph [SONY.MHP] * * paragraph [IBMI.MHP] * * paragraph [IBMII.MHP] *

DOI:   http://dx.doi.org/10.1016/0169-7552(93)90013-T
 [X]  - RACHERLA G ET AL, "A distributed rerouting algorithm for mobile-mobile connections in connection-oriented networks", COMPUTER COMMUNICATIONS AND NETWORKS, 1998. PROCEEDINGS. 7TH INTERNATIONAL CONFERENCE ON LAFAYETTE, LA, USA 12-15 OCT. 1998, LOS ALAMITOS, CA, USA,IEEE COMPUT. SOC, US, (19981012), ISBN 0-8186-9014-3, pages 40 - 44, XP010587021 [X] 8,17 * paragraph [3.PROPOSED.ALGORITHM.FOR.MOBILE.MOBILE.REROUTING] *

DOI:   http://dx.doi.org/10.1109/ICCCN.1998.739896
 [X]  - PERKINS C ET AL, "Route Optimization in Mobile IP: draft-ietf-mobileip-optim-11.txt", INTERNET ENGINEERING TASK FORCE INTERNET DRAFT, XX, XX, (20010906), pages 1 - 25, XP002234531 [X] 5,16 * paragraph [3.1.BINDING.CACHE] * * paragraph [4.ROUTE.OPTIMIZATION.MESSAGE.FORMATS] * * paragraph [6.1.PREVIOUS.FOREIGN.AGENT.NOTIFICATION.EXTENSION] *
International search[Y]JPH10243440  (Y R P IDO TSUSHIN KIBAN GIJUTS);
 [Y]WO0076234  (NOKIA NETWORKS OY [FI], et al);
 [Y]JP2001016258  (HITACHI LTD);
 [Y]WO0106732  (BRITISH TELECOMM [GB], et al);
 [A]WO0139525  (NOKIA MOBILE PHONES LTD [FI], et al);
 [AP]JP2002185500  (NEC CORP);
 [AE]JP2003224589  (NTT DOCOMO INC)
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.