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1. WO2020002936 - WHIPSTOCK ASSEMBLY


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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/GB2019/051835 P223484WO/RO
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
28 June 2019 28 June 2018
Applicant
OILTOOLSTEQ LTD
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.     8    
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

     E21B 7/06 (2006.01)i; E21B 23/00 (2006.01)i; E21B 29/06 (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):
     E21B
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

C. DOCUMENTS CONSIDERED TO BE RELEVANT

Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
(1)
X
WO 2009137537 A2 (WEATHERFORD LAMB [US]; REDLINGER THOMAS M [US] ET AL.) 12 November 2009 (2009-11-12)
1-30
claims 1-12
(2)
X
US 2014131036 A1 (HUVAL SIDNEY D [US] ET AL) 15 May 2014 (2014-05-15)
1-26
paragraph [0013]
(3)
X
EP 0685628 A1 (SOFITECH NV [BE]; SCHLUMBERGER CIE DOWELL [FR]) 06 December 1995 (1995-12-06)
1-4
the whole document
(4)
X
US 2015101863 A1 (JEFFRYES BENJAMIN P [GB]) 16 April 2015 (2015-04-16)
1-4
the whole document
(5)
X
US 2438293 A (LIVINGSTON HERMAN G) 23 March 1948 (1948-03-23)
1-4
the whole document
*
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 2009137537 A2
12 November 2009
AU 2009244318 A1
CA 2722612 A1
CA 2871928 A1
EP 2304159 A2
EP 2840226 A2
US 2009266544 A1
US 2015211318 A1
WO 2009137537 A2
12 November 2009
12 November 2009
12 November 2009
06 April 2011
25 February 2015
29 October 2009
30 July 2015
12 November 2009
US 2014131036 A1
15 May 2014
AU 2013345289 A1
CA 2890694 A1
GB 2523048 A
US 2014131036 A1
WO 2014078028 A1
30 April 2015
22 May 2014
12 August 2015
15 May 2014
22 May 2014
EP 0685628 A1
06 December 1995
CA 2150786 A1
DE 69513721 D1
DK 0685628 T3
EP 0685628 A1
NO 309993 B1
US 5488989 A
03 December 1995
13 January 2000
29 May 2000
06 December 1995
30 April 2001
06 February 1996
US 2015101863 A1
16 April 2015
US 2015101863 A1
WO 2015054356 A1
16 April 2015
16 April 2015
US 2438293 A
23 March 1948
NONE
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:
03 September 2019
Date of mailing of the international search report:
11 September 2019
Authorized officer:
Manolache, Iustin
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