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1. WO2017076911 - KEY SEQUENCE GENERATION FOR CRYPTOGRAPHIC OPERATIONS


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INTERNATIONAL SEARCH REPORT (ISR)
Part 1:  1  2  3  4  5  6          Part 2:  A  B  C  D  E 
International application No. Applicant's or agent's file reference
PCT/EP2016/076436 P101073WO
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
02 November 2016 06 November 2015
Applicant
NAGRAVISION SA
FOR FURTHER ACTION: See Form PCT/ISA/220 as well as, where applicable, item 5 below.
This international search report has been prepared by this International Searching Authority and is transmitted to the applicant according to Article 18. A copy is being transmitted to the International Bureau.
It is also accompanied by a copy of each prior art document cited in this report.
1. Basis of the report
a. With regard to the language, the international search was carried out on the basis of:
the international application in the language in which it was filed.
a translation of the international application into                                          which is the language of a translation furnished for the purposes of international search (Rules 12.3(a) and 23.1(b)).
b.
This international search report has been established taking into account the rectification of an obvious mistake authorized by or notified to this Authority under Rule 91 (Rule 43.6bis(a)).
c.
With regard to any nucleotide and/or amino acid sequence disclosed in the international application, the international search was carried out on the basis of a sequence listing:
2. Certain claims were found unsearchable
3. Unity of invention is lacking
4. Title of the invention
The text is approved as submitted by the applicant.
The text has been established by this Authority to read as follows:
5. Abstract
The text is approved as submitted by the applicant.
The text has been established, according to Rule 38.2, by this Authority as it appears in Box No. IV. The applicant may, within one month from the date of mailing of this international search report, submit comments to this Authority.
6. Drawings
a.
The figure of the drawings to be published with the abstract is Figure No.     5    
as suggested by the applicant.
as selected by this Authority, because the applicant failed to suggest a figure.
as selected by this Authority, because this figure better characterizes the invention.
b.
none of the figures is to be published with the abstract.

A. CLASSIFICATION OF SUBJECT MATTER

     H04L 9/06 (2006.01)i
According to International Patent Classification (IPC) or to both national classification and IPC

B. FIELDS SEARCHED

Minimum documentation searched (classification system followed by classification symbols):
     H04L
Documentation searched other than minimum documentation to the extent that such documents are included in the fields searched:
Electronic data base consulted during the international search (name of data base and, where practicable, search terms used):
EPO-Internal, WPI Data

C. DOCUMENTS CONSIDERED TO BE RELEVANT

Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
(1)
X
JUNOD PASCAL ET AL, "FOX : A New Family of Block Ciphers", 09 August 2004 (2004-08-09), NETWORK AND PARALLEL COMPUTING; [LECTURE NOTES IN COMPUTER SCIENCE; LECT.NOTES COMPUTER], SPRINGER INTERNATIONAL PUBLISHING, CHAM, PAGE(S) 114 - 129,
XP047373883
ISBN: 9783642279966
1-7,11,12,14,15
cited in the application
sections 2.3 and 3.2
(2)
X
WO 9831122 A1 (BELL COMMUNICATIONS RES [US]) 16 July 1998 (1998-07-16)
1-7,11,12,14,15
page 8, lines 17-25
page 6, lines 10-28
(3)
X
US 2009245510 A1 (CIET MATHIEU [FR] ET AL) 01 October 2009 (2009-10-01)
1-7,11,12,14,15
paragraphs [0044] - [0046]
(4)
X
US 2008304664 A1 (SUTHAHARAN SHANMUGATHASAN [US]) 11 December 2008 (2008-12-11)
1-7,11,12,14,15
paragraphs [0090] - [0095]; figure 6a
(5)
X
US 6185679 B1 (COPPERSMITH DON [US] ET AL) 06 February 2001 (2001-02-06)
1-15
column 10, line 33 - column 11, line 42
(6)
T
RIJMEN VINCENT ET AL, "The cipher SHARK", 21 February 1996 (1996-02-21), NETWORK AND PARALLEL COMPUTING; [LECTURE NOTES IN COMPUTER SCIENCE; LECT.NOTES COMPUTER], SPRINGER INTERNATIONAL PUBLISHING, CHAM, PAGE(S) 99 - 111,
XP047294329
ISBN: 9783642234460
1-15
last paragraph of page 104
(7)
X
EP 2197144 A1 (THOMSON LICENSING [FR]) 16 June 2010 (2010-06-16)
1-7,11,12,14,15
paragraphs [0050], [0052] - [0055]; figure 5
*
Special categories of cited documents:
"A"
document defining the general state of the art which is not considered to be of particular relevance
"D"
document cited by the applicant in the international application
"E"
earlier application or patent but published on or after the international filing date
"L"
document which may throw doubts on priority claim(s) or which is cited to establish the publication date of another citation or other special reason (as specified)
"O"
document referring to an oral disclosure, use, exhibition or other means
"P"
document published prior to the international filing date but later than the priority date claimed
"T"
later document published after the international filing date or priority date and not in conflict with the application but cited to understand the principle or theory underlying the invention
"X"
document of particular relevance; the claimed invention cannot be considered novel or cannot be considered to involve an inventive step when the document is taken alone
"Y"
document of particular relevance; the claimed invention cannot be considered to involve an inventive step when the document is combined with one or more other such documents, such combination being obvious to a person skilled in the art
"&"
document member of the same patent family

D. INFORMATION ON PATENT FAMILY MEMBERS

Patent document cited in search report Publication date
(day/month/year)
Patent family member(s) Publication date
(day/month/year)
WO 9831122 A1
16 July 1998
US 5892829 A
WO 9831122 A1
06 April 1999
16 July 1998
US 2009245510 A1
01 October 2009
NONE
US 2008304664 A1
11 December 2008
US 2008304664 A1
WO 2008154130 A1
11 December 2008
18 December 2008
US 6185679 B1
06 February 2001
NONE
EP 2197144 A1
16 June 2010
CN 101753292 A
EP 2197144 A1
EP 2197145 A2
JP 2010140026 A
KR 20100069610 A
US 2010150344 A1
23 June 2010
16 June 2010
16 June 2010
24 June 2010
24 June 2010
17 June 2010
Name and mailing address of the ISA/:
European Patent Office
P.B. 5818, Patentlaan 2, 2280 HV Rijswijk,
Netherlands
Telephone No. (+31-70)340-2040
Facsimile No. (+31-70)340-3016
Date of the actual completion of the international search:
19 January 2017
Date of mailing of the international search report:
27 January 2017
Authorized officer:
Manet, Pascal
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