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Extract from the Register of European Patents

EP About this file: EP3725449

EP3725449 - PRESSURIZING DEVICE, AND WELDING DEVICE [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  09.02.2024
Database last updated on 24.04.2024
FormerGrant of patent is intended
Status updated on  25.10.2023
FormerRequest for examination was made
Status updated on  18.09.2020
FormerThe international publication has been made
Status updated on  04.09.2020
Formerunknown
Status updated on  25.10.2019
Most recent event   Tooltip09.02.2024(Expected) grantpublished on 13.03.2024  [2024/11]
Applicant(s)For all designated states
DENGENSHA TOA CO., LTD.
23-1, Masugata 1-chome
Tama-ku
Kawasaki-shi
Kanagawa 214-8588 / JP
[2020/43]
Inventor(s)01 / HISADA, Yaukazu
c/o DENGENSHA TOA CO.,LTD.
4-4, Kosuna-cho
Konan-shi
Shiga 5203285 / JP
 [2020/43]
Representative(s)Simmons & Simmons LLP (Munich), et al
Lehel Carré
Thierschplatz 6
80538 Munich / DE
[2024/11]
Former [2020/43]Lahrtz, Fritz
Patentanwälte
Isenbruck Bösl Hörschler PartG mbB
Prinzregentenstraße 68
81675 München / DE
Application number, filing date19786899.526.02.2019
[2020/43]
WO2019JP07399
Filing languageJA
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO2020174597
Date:03.09.2020
Language:JA
[2020/36]
Type: A1 Application with search report 
No.:EP3725449
Date:21.10.2020
Language:EN
[2020/43]
Type: B1 Patent specification 
No.:EP3725449
Date:13.03.2024
Language:EN
[2024/11]
Search report(s)International search report - published on:JP03.09.2020
(Supplementary) European search report - dispatched on:EP25.02.2021
ClassificationIPC:F16H25/20, F16H25/18, B23K11/11, B23K11/30, B23K11/31, F16H25/22
[2023/42]
CPC:
B23K11/11 (EP,KR,US); B23K11/3009 (EP,KR,US); B23K11/315 (EP,US);
B23K11/31 (KR); B23K11/312 (EP); F16H25/186 (EP);
F16H25/2261 (EP); F16H2025/2075 (EP); F16H2025/228 (EP) (-)
Former IPC [2021/13]B23K11/11, B23K11/30, B23K11/31, F16H25/22
Former IPC [2020/43]B23K11/11
Designated contracting statesAL,   AT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   LV,   MC,   MK,   MT,   NL,   NO,   PL,   PT,   RO,   RS,   SE,   SI,   SK,   SM,   TR [2020/43]
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:DRUCKVORRICHTUNG UND SCHWEISSVORRICHTUNG[2020/43]
English:PRESSURIZING DEVICE, AND WELDING DEVICE[2020/43]
French:DISPOSITIF DE MISE SOUS PRESSION ET DISPOSITIF DE SOUDAGE[2020/43]
Entry into regional phase24.10.2019Translation filed 
24.10.2019National basic fee paid 
24.10.2019Search fee paid 
24.10.2019Designation fee(s) paid 
24.10.2019Examination fee paid 
Examination procedure24.10.2019Examination requested  [2020/43]
04.05.2021Amendment by applicant (claims and/or description)
26.10.2023Communication of intention to grant the patent
19.01.2024Fee for grant paid
19.01.2024Fee for publishing/printing paid
19.01.2024Receipt of the translation of the claim(s)
Fees paidRenewal fee
22.02.2021Renewal fee patent year 03
20.01.2022Renewal fee patent year 04
16.01.2023Renewal fee patent year 05
05.02.2024Renewal fee patent year 06
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Documents cited:Search[A]JP2001200905  (SUNCALL CORP) [A] 1-3* figure 6 *;
 [A]EP2075488  (NANJING KANGNI NEW TECHNOLOGY [CN]) [A] 1-3 * figure 1 *;
 [A]US2011232407  (VERHAGEN ARMIN [DE], et al) [A] 1-3 * paragraph [0007]; figures 1-4; claims 13-21 *
International search[A]JPH07124752  (NISSAN MOTOR) [A] 1-3 * , paragraphs [0023]-[0028], fig. 3, 4 (Family: none) *;
 [A]JPH0910952  (TOYOTA MOTOR CORP) [A] 1-3 * , paragraphs [0019]-[0025], fig. 1 (Family: none) *;
 [A]WO0010767  (SEIWA MANUFACTURING CO LTD [JP], et al) [A] 1-3 * , description, page 6, line 2 to page 9, line 11, fig. 1-5 (Family: none) *;
 [A]US2004140294  (SALESSE CHRISTIAN [FR], et al) [A] 1-3* , paragraphs [0082]-[0093], fig. 4, 5 (Family: none) *
ExaminationJPH07124752
by applicantJPH07124752
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.