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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/IB2019/059985 80979WO004
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
20 November 2019 30 November 2018
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.

In one aspect, the present disclosure is directed to a topical antimicrobial composition, including: a lipophilic component including a surfactant system with an HLB value of less than 10; an amphiphilic component including an antimicrobial compound; and an aqueous hydrophilic component. The composition includes less than 10 wt% of lower monohydric alcohols, based on the total weight of the composition, and is in the form of a microemulsion at room temperature with a disperse phase having droplets with a particle size of 5 nm to 400 nm.

6. Drawings
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.
none of the figures is to be published with the abstract.


     A61Q 17/00 (2006.01)i; A61K 8/06 (2006.01)i; A61K 8/37 (2006.01)i; A61K 8/43 (2006.01)i; A61K 8/84 (2006.01)i; A61P 31/04 (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):
     A61Q; A61K; A61P
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


Category* Citation of document, with indication, where appropriate, of the relevant passages Relevant to claim No.
WO 0124766 A1 (UNILEVER PLC [GB]; UNILEVER NV [NL] ET AL.) 12 April 2001 (2001-04-12)
examples 8-10, 12, 13, 15, 22-27, 29-32, 35-37, 53, 55
EP 0278660 A1 (STIEFEL LAB IRELAND [IE]) 17 August 1988 (1988-08-17)
examples 1, 3-8
claim 1
page 5, line 20 - line 38
page 18, line 35
page 7, line 24 - page 9, line 18
page 18, line 24 - line 27
US 6607733 B1 (DIEC KHIET HIEN [DE] ET AL) 19 August 2003 (2003-08-19)
examples 1, 12-17, 19, 21, 24-26
column 26, line 53 - line 59
US 2017172894 A1 (BANOWSKI BERNHARD [DE] ET AL) 22 June 2017 (2017-06-22)
examples 3.1, 3.2, 3.4, 3.5
EP 0820758 A2 (BEIERSDORF AG [DE]) 28 January 1998 (1998-01-28)
examples 2, 3, 5-9, 13
US 2017172871 A1 (BANOWSKI BERNHARD [DE] ET AL) 22 June 2017 (2017-06-22)
page 102; examples 1.2, 1.4, 1.5
Special categories of cited documents:
document defining the general state of the art which is not considered to be of particular relevance
document cited by the applicant in the international application
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 0124766 A1
12 April 2001
AR 025913 A1
AT 286707 T
AU 1513801 A
CA 2385917 A1
CN 1399536 A
CO 5180588 A1
DE 60017425 T2
EP 1216015 A1
MX PA02003348 A
WO 0124766 A1
18 December 2002
15 January 2005
10 May 2001
12 April 2001
26 February 2003
30 July 2002
02 June 2005
26 June 2002
04 October 2002
12 April 2001
EP 0278660 A1
17 August 1988
AT 81279 T
BE 1000281 A6
DE 3875128 D1
DE 3875128 T2
EP 0278660 A1
IE 60024 B1
15 October 1992
04 October 1988
12 November 1992
29 April 1993
17 August 1988
18 May 1994
WO 9419003 A1
01 September 1994
EP 0684834 A1
JP H08507078 A
WO 9419003 A1
06 December 1995
30 July 1996
01 September 1994
US 6607733 B1
19 August 2003
AT 227556 T
DE 19509079 A1
EP 0814752 A2
EP 0814753 A2
ES 2185766 T3
JP H11501641 A
JP H11501645 A
US 6607733 B1
WO 9628131 A2
WO 9628132 A2
15 November 2002
19 September 1996
07 January 1998
07 January 1998
01 May 2003
09 February 1999
09 February 1999
19 August 2003
19 September 1996
19 September 1996
US 2017172894 A1
22 June 2017
DE 102015225687 A1
FR 3045329 A1
GB 2551410 A
US 2017172894 A1
22 June 2017
23 June 2017
20 December 2017
22 June 2017
EP 0820758 A2
28 January 1998
AT 315928 T
EP 0820758 A2
ES 2256868 T3
15 February 2006
28 January 1998
16 July 2006
US 2017172871 A1
22 June 2017
DE 102015225686 A1
US 2017172871 A1
22 June 2017
22 June 2017
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:
29 January 2020
Date of mailing of the international search report:
19 February 2020
Authorized officer:
Diebold, Alain
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