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1. (WO2019033133) SELF DRILLING EXPANSION FRICTION BOLT



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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/ZA2018/050043 INT1511-MAJR
International filing date (day/month/year) (Earliest) Priority Date (day/month/year)
07 August 2018 09 August 2017
Applicant
SWEMMER, THEODORE DANIEL
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.

A rock bolt which includes an elongate tubular member (14), a sacrificial drill bit (20) at one end of the member, a flushing passage (42) to direct fluid to the drill bit (20), and a valve (34) which closes the passage (42) thereby to allow the fluid to pressurize the tubular member internally and so expand the member radially.


6. Drawings
a.
The figure of the drawings to be published with the abstract is Figure No.     2    
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

     E21D 21/00 (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):
     E21D
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 2005047652 A1 (ATLAS COPCO ROCK DRILLS AB [SE]; OEBERG FREDRIK [SE]; KANFLOD MORGAN [) 26 May 2005 (2005-05-26)
1-14
page 4, line 2 - page 5, line 30; figures 1-3
page 7, lines 1-26
(2)
X
WO 2005047653 A1 (ATLAS COPCO ROCK DRILLS AB [SE]; OEBERG FREDRIK [SE]; KANFLOD MORGAN [) 26 May 2005 (2005-05-26)
1-14
page 4, lines 15-30
page 7, lines 1-26
(3)
X
CZ 20150630 A3 (JENNMAR MULTITEX S R O [CZ]) 31 August 2016 (2016-08-31)
1,13
the whole document
(4)
A
WO 2014088552 A1 (FCI HOLDINGS DELAWARE INC [US]) 12 June 2014 (2014-06-12)
1-14
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
"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 2005047652 A1
26 May 2005
SE 0302999 A
WO 2005047652 A1
14 May 2005
26 May 2005
WO 2005047653 A1
26 May 2005
SE 0302996 A
WO 2005047653 A1
14 May 2005
26 May 2005
CZ 20150630 A3
31 August 2016
NONE
WO 2014088552 A1
12 June 2014
AU 2012268921 A1
CA 2892596 A1
EP 2929145 A1
US 2015322786 A1
WO 2014088552 A1
ZA 201503665 B
17 January 2013
12 June 2014
14 October 2015
12 November 2015
12 June 2014
27 January 2016
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:
22 October 2018
Date of mailing of the international search report:
31 October 2018
Authorized officer:
Manolache, Iustin
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