blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

Italy joins the Federated Register

Click here for more information on the Federated Register.

2025-06-12

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register User Manual
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP1598087

EP1598087 - blood pump with hydrodynamic bearing [Right-click to bookmark this link]
Former [2005/47]Blood pump apparatus
[2009/20]
StatusNo opposition filed within time limit
Status updated on  10.12.2010
Database last updated on 19.03.2026
Most recent event   Tooltip19.10.2012Lapse of the patent in a contracting state
New state(s): TR		published on 21.11.2012  [2012/47]
Applicant(s)For all designated states
Terumo Kabushiki Kaisha
44-1, Hatagaya 2-chome, Shibuya-ku
Tokyo / JP
For all designated states
NTN Corporation
3-17, Kyomachibori 1-chome Nishi-ku
Osaka-shi, Osaka / JP
[N/P]
Former [2010/05]For all designated states
TERUMO KABUSHIKI KAISHA
44-1, Hatagaya 2-chome, Shibuya-ku
Tokyo / JP
For all designated states
NTN Corporation
3-17, Kyomachibori 1-chome Nishi-ku
Osaka-shi, Osaka / JP
Former [2005/47]For all designated states
TERUMO KABUSHIKI KAISHA
44-1, Hatagaya 2-chome, Shibuya-ku
Tokyo / JP
For all designated states
NTN CORPORATION
3-17, Kyomachibori 1-chome Nishi-ku
Osaka-shi, Osaka / JP
Inventor(s)01 / Yaegashi, Mitsutoshi, c/o Terumo K.K.
1500, Inokuchi Nakai-machi Ashigarakami-gun
Kanagawa / JP
02 / Asada, Takehisa, c/o Terumo K.K.
1500, Inokuchi Nakai-machi Ashigarakami-gun
Kanagawa / JP
03 / Mori, Takehiko c/o Terumo K.K.
1500, Inokuchi Nakai-machi Ashigarakami-gun
Kanagawa / JP
04 / Ozaki, Takayoshi
NTN Corporation 1578, Higashikaizuka
Iwata-shi Shizuoka / JP
05 / Suzuki, Kenichi
NTN Corporation 1578, Higashikaizuka
Iwata-shi Shizuoka / JP
 [2005/47]
Representative(s)Casalonga, Axel, et al
Casalonga & Partners Bayerstrasse 73
80335 München / DE
[N/P]
Former [2005/47]Casalonga, Axel, et al
BUREAU D.A. CASALONGA - JOSSE Paul-Heyse-Strasse 33
80336 München / DE
Application number, filing date05006391.623.03.2005
[2005/47]
Priority number, dateJP2004010357331.03.2004         Original published format: JP 2004103573
JP2004008810824.03.2004         Original published format: JP 2004088108
[2005/47]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP1598087
Date:23.11.2005
Language:EN
[2005/47]
Type: A3 Search report 
No.:EP1598087
Date:25.04.2007
[2007/17]
Type: B1 Patent specification 
No.:EP1598087
Date:03.02.2010
Language:EN
[2010/05]
Search report(s)(Supplementary) European search report - dispatched on:EP23.03.2007
ClassificationIPC:A61M1/10, F04D29/04
[2007/10]
CPC:
F04D29/047 (EP,US); A61M60/232 (EP,US); A61M60/419 (EP,US);
A61M60/422 (EP,US); A61M60/824 (EP,US); F04D13/027 (EP,US);
F04D13/0666 (EP,US); F04D15/0088 (EP,US); A61M60/148 (EP,US) (-)
Former IPC [2005/47]A61M1/10
Designated contracting statesAT,   BE,   BG,   CH,   CY,   CZ,   DE,   DK,   EE,   ES,   FI,   FR,   GB,   GR,   HU,   IE,   IS,   IT,   LI,   LT,   LU,   MC,   NL,   PL,   PT,   RO,   SE,   SI,   SK,   TR [2005/47]
TitleGerman:Zentrifugalblutpumpe mit hydrodynamischer Lagerung[2009/20]
English:blood pump with hydrodynamic bearing[2009/20]
French:pompe de sang avec palier hydrodynamique[2009/20]
Former [2005/47]Blutpumpe
Former [2005/47]Blood pump apparatus
Former [2005/47]Pompe de sang
Examination procedure24.10.2007Examination requested  [2007/49]
10.01.2008Despatch of a communication from the examining division (Time limit: M06)
08.07.2008Reply to a communication from the examining division
04.09.2008Despatch of a communication from the examining division (Time limit: M04)
08.01.2009Reply to a communication from the examining division
28.04.2009Communication of intention to grant the patent
03.09.2009Fee for grant paid
03.09.2009Fee for publishing/printing paid
Opposition(s)04.11.2010No opposition filed within time limit [2011/02]
Fees paidRenewal fee
27.03.2007Renewal fee patent year 03
22.02.2008Renewal fee patent year 04
27.02.2009Renewal fee patent year 05
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipAT03.02.2010
BE03.02.2010
CY03.02.2010
CZ03.02.2010
DK03.02.2010
EE03.02.2010
FI03.02.2010
IT03.02.2010
LT03.02.2010
NL03.02.2010
PL03.02.2010
RO03.02.2010
SE03.02.2010
SI03.02.2010
SK03.02.2010
TR03.02.2010
IE23.03.2010
LU23.03.2010
CH31.03.2010
LI31.03.2010
MC31.03.2010
BG03.05.2010
GR04.05.2010
ES14.05.2010
IS03.06.2010
PT03.06.2010
HU04.08.2010
[2012/47]
Former [2012/43]AT03.02.2010
BE03.02.2010
CY03.02.2010
CZ03.02.2010
DK03.02.2010
EE03.02.2010
FI03.02.2010
IT03.02.2010
LT03.02.2010
NL03.02.2010
PL03.02.2010
RO03.02.2010
SE03.02.2010
SI03.02.2010
SK03.02.2010
IE23.03.2010
LU23.03.2010
CH31.03.2010
LI31.03.2010
MC31.03.2010
BG03.05.2010
GR04.05.2010
ES14.05.2010
IS03.06.2010
PT03.06.2010
HU04.08.2010
Former [2012/42]AT03.02.2010
BE03.02.2010
CY03.02.2010
CZ03.02.2010
DK03.02.2010
EE03.02.2010
FI03.02.2010
IT03.02.2010
LT03.02.2010
NL03.02.2010
PL03.02.2010
RO03.02.2010
SE03.02.2010
SI03.02.2010
SK03.02.2010
IE23.03.2010
CH31.03.2010
LI31.03.2010
MC31.03.2010
BG03.05.2010
GR04.05.2010
ES14.05.2010
IS03.06.2010
PT03.06.2010
HU04.08.2010
Former [2011/15]AT03.02.2010
BE03.02.2010
CY03.02.2010
CZ03.02.2010
DK03.02.2010
EE03.02.2010
FI03.02.2010
IT03.02.2010
LT03.02.2010
NL03.02.2010
PL03.02.2010
RO03.02.2010
SE03.02.2010
SI03.02.2010
SK03.02.2010
IE23.03.2010
CH31.03.2010
LI31.03.2010
MC31.03.2010
BG03.05.2010
GR04.05.2010
ES14.05.2010
IS03.06.2010
PT03.06.2010
Former [2011/11]AT03.02.2010
BE03.02.2010
CY03.02.2010
CZ03.02.2010
DK03.02.2010
EE03.02.2010
FI03.02.2010
LT03.02.2010
NL03.02.2010
PL03.02.2010
RO03.02.2010
SE03.02.2010
SI03.02.2010
SK03.02.2010
IE23.03.2010
CH31.03.2010
LI31.03.2010
MC31.03.2010
BG03.05.2010
GR04.05.2010
ES14.05.2010
IS03.06.2010
PT03.06.2010
Former [2011/07]AT03.02.2010
BE03.02.2010
CY03.02.2010
CZ03.02.2010
DK03.02.2010
EE03.02.2010
FI03.02.2010
LT03.02.2010
NL03.02.2010
PL03.02.2010
RO03.02.2010
SE03.02.2010
SI03.02.2010
SK03.02.2010
IE23.03.2010
MC31.03.2010
BG03.05.2010
GR04.05.2010
ES14.05.2010
IS03.06.2010
PT03.06.2010
Former [2010/51]AT03.02.2010
BE03.02.2010
CY03.02.2010
CZ03.02.2010
EE03.02.2010
FI03.02.2010
LT03.02.2010
NL03.02.2010
PL03.02.2010
RO03.02.2010
SE03.02.2010
SI03.02.2010
SK03.02.2010
MC31.03.2010
BG03.05.2010
GR04.05.2010
ES14.05.2010
IS03.06.2010
PT03.06.2010
Former [2010/46]AT03.02.2010
FI03.02.2010
LT03.02.2010
NL03.02.2010
PL03.02.2010
SI03.02.2010
MC31.03.2010
GR04.05.2010
ES14.05.2010
IS03.06.2010
PT03.06.2010
Former [2010/45]AT03.02.2010
FI03.02.2010
LT03.02.2010
NL03.02.2010
PL03.02.2010
SI03.02.2010
MC31.03.2010
ES14.05.2010
IS03.06.2010
PT03.06.2010
Former [2010/38]AT03.02.2010
FI03.02.2010
LT03.02.2010
PL03.02.2010
SI03.02.2010
ES14.05.2010
IS03.06.2010
PT03.06.2010
Former [2010/36]LT03.02.2010
PL03.02.2010
SI03.02.2010
ES14.05.2010
IS03.06.2010
PT03.06.2010
Former [2010/33]ES14.05.2010
Documents cited:Search[YX] EP1327455  (TERUMO CORP et al.)
 [Y] US5947703  (NOJIRI TOSHIHIKO et al.)
 [YX] EP1430919  (TERUMO CORP et al.) [Y] 1-3,10,14-16,19,20,22 * figures 3,4,6 * * paragraphs [0020] - [0023] - [0030] , [0034] , [0038] - [0047] *[X] 4,6-9,11-13,17,18,21
 [Y] JPH0491396  (NTN TOYO BEARING CO LTD et al.) [Y] 1-3,19,20,22 * figures 2,11,12 * * column 4, line 54 - column 5, line 64 * * column 7, line 10 - line 55 * * column 9, line 6 - line 43 *
 [PX] EP0971212  (SULZER ELECTRONICS AG et al.) [PX] 1-3,4-8 * figures 4,6,7,15-17 * * paragraphs [0027] - [0030] - [0035] , [0045] - [0051] - [0056] - [0058] - [0066] - [0068] - [0080] *
 [ADY] EP1113177  (NTN TOYO BEARING CO LTD et al.) [AD] 1-3 * figures 1,3A,3B,8-10 * * abstract * * column 8, line 17 - column 9, line 12 *[Y] 10
 [Y] EP1495773  (TERUMO CORP et al.) [Y] 14-16 * figures 3-9,12 * * paragraphs [0033] , [0045] , [0046] , [0050] - [0052] - [0074] , [0075] *
 [A] US3620638  (KAYE J ARTHUR et al.) [A] 14-16 * figures 1a,1b,2 * * paragraphs [0026] - [0031] - [0043] - [0045] *
 [PA] WO0064509  (VENTRASSIST PTY LTD et al.) [PA] 1,2 * paragraphs [0009] , [0010] , [0027] - [0030] * * figures 4,6 *
by applicantJPH0491396
 US6840735
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.