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Extract from the Register of European Patents

EP About this file: EP1468497

EP1468497 - MULTI; STAGE CODE GENERATOR AND DECODER FOR COMMUNICATION SYSTEMS [Right-click to bookmark this link]
StatusThe application has been refused
Status updated on  19.07.2019
Database last updated on 11.05.2024
Most recent event   Tooltip19.07.2019Refusal of applicationpublished on 21.08.2019  [2019/34]
Applicant(s)For all designated states
QUALCOMM Incorporated
5775 Morehouse Drive
San Diego, CA 92121 / US
[2018/22]
Former [2013/12]For all designated states
Digital Fountain, Inc.
5775 Morehouse Drive
San Diego, CA 92121 / US
Former [2004/43]For all designated states
Digital Fountain, Inc.
39141 Civic Center Drive
Fremont, CA 94538 / US
Inventor(s)01 / SHOKROLLAHI, Amin, M.
904 Regal Road
Berkeley, CA 94708 / US
02 / LASSEN, Soren
233 Barlett Street
San Francisco, CA 94110 / US
03 / LUBY, Michael
1133 Miller Avenue
Berkeley, CA 94708 / US
 [2004/43]
Representative(s)Wagner & Geyer
Partnerschaft mbB
Patent- und Rechtsanwälte
Gewürzmühlstrasse 5
80538 München / DE
[N/P]
Former [2009/35]Wagner & Geyer
Partnerschaft Patent- und Rechtsanwälte Gewürzmühlstrasse 5
80538 München / DE
Former [2004/43]Manitz, Finsterwald & Partner GbR
Martin-Greif-Strasse 1
80336 München / DE
Application number, filing date02794439.623.12.2002
[2004/43]
WO2002US41615
Priority number, dateUS2001003215621.12.2001         Original published format: US 32156
[2004/43]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO03056703
Date:10.07.2003
Language:EN
[2003/28]
Type: A1 Application with search report 
No.:EP1468497
Date:20.10.2004
Language:EN
The application published by WIPO in one of the EPO official languages on 10.07.2003 takes the place of the publication of the European patent application.
[2004/43]
Search report(s)International search report - published on:US10.07.2003
(Supplementary) European search report - dispatched on:EP30.03.2005
ClassificationIPC:H03M7/00, H03M13/00, H04L1/00, H04L25/49, H04L27/04, H03M13/47, H03M13/29, H03M13/11
[2005/12]
CPC:
H04L1/0041 (EP,US); H03M7/00 (KR); H03M13/00 (KR);
H03M13/3761 (EP,US); H04L27/04 (KR); H03M13/1102 (EP,US);
H03M13/19 (EP,US); H04L2001/0093 (EP,US) (-)
Former IPC [2004/43]H03M7/00, H03M13/00, H04L1/00, H04L25/49, H04L27/04
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE,   SI,   SK,   TR [2004/43]
TitleGerman:MEHRSTUFIGER CODEGENERATOR UND DECODER FÜR KOMMUNIKATIONSSYSTEME[2004/43]
English:MULTI; STAGE CODE GENERATOR AND DECODER FOR COMMUNICATION SYSTEMS[2004/43]
French:GENERATEUR ET DECODEUR DE CODE A ETAGES MULTIPLES DE SYSTEMES DE COMMUNICATION[2004/43]
Entry into regional phase20.07.2004National basic fee paid 
20.07.2004Search fee paid 
20.07.2004Designation fee(s) paid 
20.07.2004Examination fee paid 
Examination procedure21.07.2003Request for preliminary examination filed
International Preliminary Examining Authority: US
20.07.2004Examination requested  [2004/43]
10.05.2005Amendment by applicant (claims and/or description)
27.09.2005Despatch of a communication from the examining division (Time limit: M08)
06.06.2006Reply to a communication from the examining division
16.09.2010Despatch of a communication from the examining division (Time limit: M06)
28.03.2011Reply to a communication from the examining division
18.11.2011Despatch of a communication from the examining division (Time limit: M06)
29.05.2012Reply to a communication from the examining division
01.03.2013Cancellation of oral proceeding that was planned for 05.03.2013
05.03.2013Date of oral proceedings (cancelled)
20.01.2015Date of oral proceedings
26.03.2015Minutes of oral proceedings despatched
09.07.2015Despatch of communication that the application is refused, reason: substantive examination [2019/34]
18.02.2019Application refused, date of legal effect [2019/34]
Appeal following examination17.09.2015Appeal received No.  T2272/15
19.11.2015Statement of grounds filed
18.02.2019Result of appeal procedure: appeal of the applicant was rejected
18.02.2019Date of oral proceedings
26.02.2019Minutes of oral proceedings despatched
Divisional application(s)EP10013231.5  / EP2315356
EP10013232.3  / EP2315357
EP10013235.6  / EP2369746
EP10013236.4  / EP2317653
The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  27.09.2005
Fees paidRenewal fee
23.12.2004Renewal fee patent year 03
27.12.2005Renewal fee patent year 04
27.12.2006Renewal fee patent year 05
24.12.2007Renewal fee patent year 06
08.12.2008Renewal fee patent year 07
07.12.2009Renewal fee patent year 08
22.11.2010Renewal fee patent year 09
06.12.2011Renewal fee patent year 10
07.12.2012Renewal fee patent year 11
06.12.2013Renewal fee patent year 12
05.12.2014Renewal fee patent year 13
07.12.2015Renewal fee patent year 14
07.12.2016Renewal fee patent year 15
07.12.2017Renewal fee patent year 16
07.12.2018Renewal fee patent year 17
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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[Y]US6307487  (LUBY MICHAEL G [US]) [Y] 1-53 * the whole document * * figures 1-3 * * column 7, line 55 - column 33, line L *;
 [Y]US6320520  (LUBY MICHAEL G [US]) [Y] 1-53 * the whole document * * figure 2 * * figure 11 *;
 [XY]  - CLARK G C ET AL, ERROR CORRECTION CODING FOR DIGITAL COMMUNICATIONS, SYSTEM APPLICATIONS, ERROR CORRECTION CODING FOR DIGITAL COMMUNICATIONS, NEW YORK, PLENUM PRESS, US, PAGE(S) 331-341, (1981), XP002266184 [X] 1,2,4,6,9,11,15-17,19,20,25,26,36,50 * page 339 - page 341 * * the whole document * [Y] 1-53
 [A]  - BYERS J W ET AL, "A DIGITAL FOUNTAIN APPROACH TO RELIABLE DISTRIBUTION OF BULK DATA", COMPUTER COMMUNICATION REVIEW, ASSOCIATION FOR COMPUTING MACHINERY. NEW YORK, US, (199810), vol. 28, no. 4, ISSN 0146-4833, pages 56 - 67, XP000914424 [A] 1-53 * paragraph [0003] - paragraph [0004] * * the whole document *

DOI:   http://dx.doi.org/10.1145/285243.285258
 [A]  - RIZZO L, "EFFECTIVE ERASURE CODES FOR RELIABLE COMPUTER COMMUNICATION PROTOCOLS", COMPUTER COMMUNICATION REVIEW, ASSOCIATION FOR COMPUTING MACHINERY. NEW YORK, US, (19970401), vol. 27, no. 2, ISSN 0146-4833, pages 24 - 36, XP000696916 [A] 1-53 * the whole document *

DOI:   http://dx.doi.org/10.1145/263876.263881
 [AP]  - MICHAEL G. LUBY, MICHAEL MITZENMACHER, M. AMIN SHOKROLLAHI, DANIEL A. SPIELMAN, "Efficient erasure correcting codes", INTERNET ARTICLE, URL: http://www.eecs.harvard.edu/~michaelm/postscripts/toit2001a.pdf, (20041111), XP002305225 [AP] 1-53 * the whole document *

DOI:   http://dx.doi.org/10.1109/18.910575
 [A]  - SHU LIN; COSTELLO D J, "Error Control Coding -Fundamentals and Applications", BOOK, ENGLEWOOD CLIFFS, US, (1983), XP002305226 [A] 1 * page 288 *
 [Y]  - LUBY M G ET AL, "ANALYSIS OF LOW DENSITY CODES AND IMPROVED DESIGNS USING IRREGULAR GRAPHS", PROCEEDINGS OF THE 30TH ANNUAL ACM SYMPOSIUM ON THEORY OF COMPUTING. DALLAS, TX, MAY 23 - 26, 1998, PROCEEDINGS OF THE ANNUAL ACM SYMPOSIUM ON THEORY OF COMPUTING, NEW YORK, NY : ACM, US, (19980523), ISBN 0-89791-962-9, pages 249 - 258, XP000970907 [Y] 8,10 * the whole document *

DOI:   http://dx.doi.org/10.1145/276698.276756
 [A]  - BYERS J W ET AL, "Accessing multiple mirror sites in parallel: using Tornado codes to speed up downloads", INFOCOM '99. EIGHTEENTH ANNUAL JOINT CONFERENCE OF THE IEEE COMPUTER AND COMMUNICATIONS SOCIETIES. PROCEEDINGS. IEEE NEW YORK, NY, USA 21-25 MARCH 1999, PISCATAWAY, NJ, USA,IEEE, US, (19990321), ISBN 0-7803-5417-6, pages 275 - 283, XP010323769 [A] 1-53 * the whole document *
International search[A]US5432787  (CHETHIK FRANK [US]);
 [X]US5983383  (WOLF JACK K [US]);
 [A]US6307487  (LUBY MICHAEL G [US]);
 [A]US6320520  (LUBY MICHAEL G [US])
Examination   - HASAN M A ET AL, "ARCHITECTURE FOR A LOW COMPLEXITY RATE-ADAPTIVE REED-SOLOMON ENCODER", IEEE TRANSACTIONS ON COMPUTERS, IEEE SERVICE CENTER, LOS ALAMITOS, CA, US, (19950701), vol. 44, no. 7, doi:10.1109/12.392853, ISSN 0018-9340, pages 938 - 942, XP000525729

DOI:   http://dx.doi.org/10.1109/12.392853
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.