The patent EP1676415 was granted to Nokia on Mar 13, 2024. The application was originally filed on Oct 21, 2004 under application number EP04791769A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.
Patent citations refer to prior patents cited during different phases such as opposition or international search.
| Citation Phase | Publication Number |
|---|---|
| INTERNATIONAL-SEARCH-REPORT | US2003191831 |
| INTERNATIONAL-SEARCH-REPORT | US5917537 |
| OPPOSITION | US2002067704 |
| OPPOSITION | US2003191831 |
| OPPOSITION | WO02091785 |
| OPPOSITION | WO2005039108 |
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
| Citation Phase | Reference Text |
|---|---|
| EXAMINATION | - ROSENBERG DYNAMICSOFT H SCHULZRINNE COLUMBIA U J, "Session Initiation Protocol (SIP): Locating SIP Servers; rfc3263.txt", 5. JCT-VC MEETING; 96. MPEG MEETING; 16-3-2011 - 23-3-2011; GENEVA; (JOINT COLLABORATIVE TEAM ON VIDEO CODING OF ISO/IEC JTC1/SC29/WG11 AND ITU-T SG.16 ); URL: HTTP://WFTP3.ITU.INT/AV-ARCH/JCTVC-SITE/, INTERNET ENGINEERING TASK FORCE, IETF, CH, (20020601), ISSN 0000-0003, XP015009041 |
| EXAMINATION | - ROSENBERG J ET AL, "SIP: Session Initiation Protocol", 20020601; 20020600, (20020601), pages 1 - 269, XP015009039 |
| INTERNATIONAL-SEARCH-REPORT | - "Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); IP Multimedia Call Control Protocol based on SIP and SDP; Stage 3 (3GPP TS 24.229 version 5.5.0 Release 5); ETSI TS 124 229", ETSI STANDARDS, EUROPEAN TELECOMMUNICATIONS STANDARDS INSTITUTE, SOPHIA-ANTIPO, FR, (200306), vol. 3-CN1, no. V550, ISSN 0000-0001, XP014008077 [X] 27,29-33,27,29-33,27,29-33 * paragraph [5.2.2] * * paragraph [5.3.1.2] - paragraph [5.3.1.3] * * paragraph [5.4.1.2.1] - paragraph [5.4.1.2.2] * * paragraph [5.2.2] * * paragraph [5.3.1.2] - paragraph [5.3.1.3] * * paragraph [5.4.1.2.1] - paragraph [5.4.1.2.2] * * paragraph [5.2.2] * * paragraph [5.3.1.2] - paragraph [5.3.1.3] * * paragraph [5.4.1.2.1] - paragraph [5.4.1.2.2] * [Y] 4-18,22,23,34,4-18,22,23,34,4-18,22,23,34 |
| INTERNATIONAL-SEARCH-REPORT | - "Interoperability Specifications (IOS) For cdma2000 Access Network Interfaces", TIA/EIA INTERIM STANDARD, (200012), page 01-04, I-XVI, 236-239, 729-730, URL: http://www.tiaonline.org/standards/sfg/imt2k/cdma2000/TIA-EIA-IS-2001.pdf, (20050630), XP002334151 [A] 27,29,30,27,29,30,27,29,30 * page 236, paragraph 4.1 - page 239 * * page 729, paragraph 6.2.2.61 - page 730 * * page 236, paragraph 4.1 - page 239 * * page 729, paragraph 6.2.2.61 - page 730 * * page 236, paragraph 4.1 - page 239 * * page 729, paragraph 6.2.2.61 - page 730 * |
| OPPOSITION | - 3GPP TS 23.228 version 5.10.0 (excerpts) |
| OPPOSITION | - 3GPP TS 24.228 version 5.6.0 (excerpts) |
| OPPOSITION | - 3GPP TS 29.228 version 6.0.0 (excerpts) |
| OPPOSITION | - 3GPP TSG-CN1 Meeting #32 - Bangkok, Thailand, 27 -31 October 2003 Source: Nokia - Title: S-CSCF and P-CSCF re-selection-TdocN 1-031550 |
| OPPOSITION | - 3GPP TSG-CN1 Meeting #32 TdocN 1-031550 |
| OPPOSITION | - Tdoc N1-031551 CR558 |
| OPPOSITION | - TdocN 1-031551 CR559 |
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Date
Description
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Feb 15, 2024
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Decision to grant a European patent
Search/Exam
Sep 24, 2018
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Intention to grant (signatures)
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Sep 24, 2018
Text intended for grant (clean copy)
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Sep 24, 2018
Aug 17, 2018
(Electronic) Receipt
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Aug 17, 2018
Amended claims with annotations
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Aug 17, 2018
Claims
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Aug 17, 2018
French translation of claims
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Aug 17, 2018
German translation of the claims
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Aug 17, 2018
Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Apr 12, 2018
Text intended for grant (clean copy)
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Apr 12, 2018
Feb 19, 2018
(Electronic) Receipt
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Feb 19, 2018
Amended claims with annotations
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Feb 19, 2018
Amended description with annotations
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Feb 19, 2018
Claims
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Feb 19, 2018
Description
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Feb 19, 2018
Letter accompanying subsequently filed items
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Feb 19, 2018
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Annex to the communication
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Oct 19, 2017
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Mar 23, 2017
(Electronic) Receipt
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Mar 23, 2017
Amended claims with annotations
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Mar 23, 2017
Amended description with annotations
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Mar 23, 2017
Claims
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Mar 23, 2017
Description
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Mar 23, 2017
Letter accompanying subsequently filed items
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Mar 23, 2017
Jan 27, 2017
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(Electronic) Receipt
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Jan 24, 2017
Letter accompanying subsequently filed items
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Jan 24, 2017
Sep 19, 2016
Annex to the communication
Search/Exam
Sep 19, 2016
Communication from the Examining Division
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Jul 7, 2015
Jun 18, 2015
May 13, 2014
May 7, 2014
Jul 18, 2013
(Electronic) Receipt
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Jul 18, 2013
Amended claims with annotations
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Jul 18, 2013
Amended description with annotations
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Jul 18, 2013
Claims
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Jul 18, 2013
Description
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Letter accompanying subsequently filed items
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Jul 18, 2013
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(Electronic) Receipt
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Jun 17, 2013
Letter accompanying subsequently filed items
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Jun 17, 2013
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Annex to the communication
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Feb 5, 2013
Communication from the Examining Division
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Jul 24, 2012
Jul 18, 2012
(Electronic) Receipt
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Jul 18, 2012
Jul 18, 2012
Letter accompanying subsequently filed items
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Sep 13, 2010
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Annex
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Dec 4, 2007
Claims
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Dec 4, 2007
Description
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Dec 4, 2007
Letter accompanying subsequently filed items
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Letter accompanying subsequently filed items
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Nov 27, 2007
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Annex to the communication
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Aug 1, 2007
Communication from the Examining Division
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Sep 14, 2006
Submission concerning representation
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Jun 8, 2006
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Apr 26, 2006
Priority document
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Apr 26, 2006
Reply by International Bureau
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Apr 7, 2006
Enquiry with the International Bureau
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Mar 29, 2006
Matter concerning the application
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Mar 29, 2006
Request for entry into the European phase
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Mar 3, 2006
Information on entry into European phase
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Oct 27, 2005
Copy of the international search report
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Oct 27, 2005
Oct 27, 2005
May 18, 2005
Apr 28, 2005
Apr 28, 2005
Published international application - A2
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Dec 1, 2004
Abstract
PCTISA
Dec 1, 2004
Claims
PCTISA
Dec 1, 2004
Description
PCTISA
Dec 1, 2004
Drawings
PCTISA
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