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1. WO2020018080 - DISSOLUTION DE TARTRE DE SULFATE MÉTALLIQUE


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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/US2018/042522 2069464-0416WO
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
17 July 2018
Applicant
HALLIBURTON ENERGY SERVIVES, INC.
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.     1    
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

     C09K 8/528 (2006.01)i; C09K 8/04 (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):
Documentation searched other than minimum documentation to the extent that such documents are included in the fields searched:
Korean utility models and applications for utility models
Japanese utility models and applications for utility models
Electronic data base consulted during the international search (name of data base and, where practicable, search terms used):
eKOMPASS(KIPO internal) & Keywords: metal sulfate scale, phosphonated aminocarboxylate, carboxylated alkanol, carboxylated alkyl halide, carboxylic acid, anion, single-step reaction

C. DOCUMENTS CONSIDERED TO BE RELEVANT

Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
(1)
Y
WO 2016-130127 A1 (HALLIBURTON ENERGY SERVICES, INC.) 18 August 2016 See paragraphs [0046]-[0047], [0051], [0057], [0063]; and claims 1, 24.
1-20
(2)
Y
US 2015-0211345 A1 (HALLIBURTON ENERGY SERVICES, INC.) 30 July 2015 See paragraphs [0036]-[0037]; and claims 1, 2.
1-20
(3)
Y
US 05282995 A US 5282995 A (PAUL, JAMES M. et al.) 01 February 1994 See column 2; and claims 1, 10.
1-20
(4)
A
US 2018-0037805 A1 (NUGENERATION TECHNOLOGIES, LLC DBA NUGENTEC) 08 February 2018 See the whole document.
1-20
(5)
A
US 2015-0083669 A1 (BAKER HUGHES INCORPORATED) 26 March 2015 See the whole document.
1-20
*
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 2016-130127 A1
18 August 2016
US 2018-0273827 A1
27 September 2018
US 2015-0211345 A1
30 July 2015
US 10072205 B2
US 10240442 B2
US 2014-0374107 A1
WO 2014-209649 A1
11 September 2018
26 March 2019
25 December 2014
31 December 2014
US 05282995 A
01 February 1994
EP 0418374 B1
EP 0431085 A1
EP 0431085 B1
EP 0447120 A1
EP 0447120 B1
EP 0626348 A1
EP 0626348 B1
EP 0663510 A2
EP 0663510 B1
US 4973201 A
US 4980077 A
US 5026481 A
US 5032280 A
US 5049297 A
US 5084105 A
US 5085709 A
US 5093020 A
US 5111887 A
US 5190656 A
US 5200117 A
US 5259980 A
WO 90-11972 A1
WO 90-12159 A1
11 October 1995
12 June 1991
01 February 1995
18 September 1991
24 May 1995
30 November 1994
03 February 1999
19 July 1995
17 November 2004
27 November 1990
25 December 1990
25 June 1991
16 July 1991
17 September 1991
28 January 1992
04 February 1992
03 March 1992
12 May 1992
02 March 1993
06 April 1993
09 November 1993
18 October 1990
18 October 1990
US 2018-0037805 A1
08 February 2018
WO 2018-026436 A1
08 February 2018
US 2015-0083669 A1
26 March 2015
US 9643865 B2
09 May 2017
Name and mailing address of the ISA/:
Korean Intellectual Property Office
189 Cheongsa-ro, Seo-gu, Daejeon Metropolitan City, 302-701
Republic of Korea
Facsimile No. +82-42-481-8578
Date of the actual completion of the international search:
11 April 2019
Date of mailing of the international search report:
11 April 2019
Authorized officer:
NAM, EUI HO
Telephone No. +82-42-481-5580
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