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1. WO2021144820 - CONTACT LENS

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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/IT2021/050007 M6-4937
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
12 January 2021 14 January 2020
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.     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.


     G02C 7/04 (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):
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.
US 5044742 A (COHEN AMIR [IL]) 03 September 1991 (1991-09-03)
figures 2A, 5, 13
column 1, line 15 - column 2, line 26
column 2, line 51 - column 3, line 6
column 5, line 7 - column 6, line 28
column 9, line 40 - line 63
GB 1173515 A (ROSEN HYMAN [US]) 10 December 1969 (1969-12-10)
figures 2, 4
page 2, line 90 - line 126
US 2015153588 A1 (ANGELINI THOMAS ETTORE [US] ET AL) 04 June 2015 (2015-06-04)
figures 2, 6
paragraphs [0005], [0018], [0020]
US 7878650 B2 (FRITSCH MICHAEL H [US] ET AL) 01 February 2011 (2011-02-01)
column 6, line 26 - line 37
column 13, line 28 - column 14, line 20; figures 1A, 1B, 1C, 1D, 1E
WO 0227388 A1 (NOVARTIS AG [CH]; NOVARTIS ERFIND VERWALT GMBH [AT] ET AL.) 04 April 2002 (2002-04-04)
page 1, line 5 - page 2, line 6; figures 1-6
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
US 5044742 A
03 September 1991
IL 85860 A
US 5044742 A
21 June 1992
03 September 1991
GB 1173515 A
10 December 1969
GB 1173515 A
US 3468602 A
10 December 1969
23 September 1969
US 2015153588 A1
04 June 2015
US 2015153588 A1
WO 2014012016 A1
04 June 2015
16 January 2014
US 7878650 B2
01 February 2011
US 2008002149 A1
US 2011116035 A1
03 January 2008
19 May 2011
WO 0227388 A1
04 April 2002
AU 2057002 A
EP 1337890 A1
JP 2004510199 A
US 2002075447 A1
WO 0227388 A1
08 April 2002
27 August 2003
02 April 2004
20 June 2002
04 April 2002
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 March 2021
Date of mailing of the international search report:
09 April 2021
Authorized officer:
Vazquez Martinez, D
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