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1. (WO2018015222) PROCESS

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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/EP2017/067441 500991
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
11 July 2017 21 July 2016
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)).
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)).
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
The figure of the drawings to be published with the abstract is Figure No.     3    
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.
none of the figures is to be published with the abstract.


     C09K 8/575 (2006.01)i; C09K 8/588 (2006.01)i; C08F 8/00 (2006.01)i; C11D 1/90 (2006.01)i
According to International Patent Classification (IPC) or to both national classification and IPC


Minimum documentation searched (classification system followed by classification symbols):
     C09K; C08F; C11D
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):


Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
WO 2011133214 A1 (RHODIA OPERATIONS [FR]; ADAM HERVE [US]; CADIX ARNAUD [FR]; VUONG CHI-) 27 October 2011 (2011-10-27)
page 2 - page 14; examples
US 2011097277 A1 (JIANG SHAOYI [US] ET AL) 28 April 2011 (2011-04-28)
WO 2015055730 A1 (RHODIA OPERATIONS [FR]) 23 April 2015 (2015-04-23)
page 1 - page 16; examples
Special categories of cited documents:
document defining the general state of the art which is not considered to be of particular relevance
earlier application or patent but published on or after the international filing date
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)
document referring to an oral disclosure, use, exhibition or other means
document published prior to the international filing date but later than the priority date claimed
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
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
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


Patent document cited in search report Publication date
Patent family member(s) Publication date
WO 2011133214 A1
27 October 2011
CA 2796719 A1
CN 102844401 A
EP 2561033 A1
MX 338567 B
RU 2012149210 A
US 2011257333 A1
WO 2011133214 A1
27 October 2011
26 December 2012
27 February 2013
21 April 2016
27 May 2014
20 October 2011
27 October 2011
US 2011097277 A1
28 April 2011
US 2011097277 A1
US 2014235803 A1
28 April 2011
21 August 2014
WO 2015055730 A1
23 April 2015
EP 3058046 A1
US 2016257873 A1
WO 2015055730 A1
24 August 2016
08 September 2016
23 April 2015
Name and mailing address of the ISA/:
European Patent Office
P.B. 5818, Patentlaan 2, 2280 HV Rijswijk,
Telephone No. (+31-70)340-2040
Facsimile No. (+31-70)340-3016
Date of the actual completion of the international search:
17 October 2017
Date of mailing of the international search report:
27 October 2017
Authorized officer:
Doslik, Natasa
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