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
Register Forum

2022.02.11

More...
blank News flashes

News flashes

New version of the European Patent Register - SPC information for Unitary Patents.

2024-03-06

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
FAQ - Register Alert
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: EP2304286

EP2304286 - METHOD FOR SAFELY PREVENTING BACKFLOWING IN THE CONVEYING OF A FLUID [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  29.11.2013
Database last updated on 14.06.2024
Most recent event   Tooltip17.07.2015Lapse of the patent in a contracting state
New state(s): HU, LU		published on 19.08.2015  [2015/34]
Applicant(s)For all designated states
BASF SE
Carl-Bosch-Strasse 38
67056 Ludwigshafen am Rhein / DE
[N/P]
Former [2013/04]For all designated states
BASF SE
67056 Ludwigshafen / DE
Former [2011/14]For all designated states
BASF SE
67056 Ludwigshafen / DE
Former [2011/14]For all designated states
BASF SE
67056 Ludwigshafen / DE
Inventor(s)01 / BORGEL, Franz
Martin Luther Strasse 28
67246 Dirmstein / DE
02 / KRAUSE, Alfred
Hermann-Langlotz-Strasse 1
67346 Speyer / DE
03 / KREITSCHMANN, Mirko
Q 3, 5
68161 Mannheim / DE
04 / MEIER, Anton
Peter-Paul-Rubensstrasse 8 a
67134 Birkenheide / DE
05 / PAPE, Frank-Friedrich
Freiherr-v.-Gagern-Strasse 24
67259 Kleinniedesheim / DE
06 / REIF, Wolfgang
Ernst-Ludwig-Kirchner-Strasse 2
67227 Frankenthal / DE
07 / SALLA, Michael
Grossgasse 20 b
67149 Meckenheim / DE
 [2011/14]
Representative(s)Kern, Hedwig
Reitstötter Kinzebach
Patentanwälte
Ludwigsplatz 4
67059 Ludwigshafen / DE
[N/P]
Former [2012/39]Kern, Hedwig
RKP
Ludwigsplatz 4
67059 Ludwigshafen / DE
Former [2011/14]Kern, Hedwig, et al
Ellwanger und Kern Patentanwälte Friedrichsplatz 9
68165 Mannheim / DE
Application number, filing date09769153.916.06.2009
[2011/14]
WO2009EP57462
Priority number, dateEP2008015896925.06.2008         Original published format: EP 08158969
[2011/14]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report
No.:WO2009156304
Date:30.12.2009
Language:DE
[2009/53]
Type: A1 Application with search report 
No.:EP2304286
Date:06.04.2011
Language:DE
The application published by WIPO in one of the EPO official languages on 30.12.2009 takes the place of the publication of the European patent application.
[2011/14]
Type: B1 Patent specification 
No.:EP2304286
Date:23.01.2013
Language:DE
[2013/04]
Search report(s)International search report - published on:EP30.12.2009
ClassificationIPC:F16K15/00, F17D1/14
[2011/14]
CPC:
F17D1/14 (EP,US); F16K15/00 (EP,US); Y10T137/0396 (EP,US)
Designated contracting statesAT,   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,   SE,   SI,   SK,   TR [2011/14]
TitleGerman:VERFAHREN ZUM SICHEREN VERMEIDEN VON RÜCKSTRÖMUNG BEI DER FÖRDERUNG EINER FLÜSSIGKEIT[2011/14]
English:METHOD FOR SAFELY PREVENTING BACKFLOWING IN THE CONVEYING OF A FLUID[2011/14]
French:PROCÉDÉ PERMETTANT D ÉVITER EN TOUTE FIABILITÉ UN REFOULEMENT LORS DU TRANSPORT D UN LIQUIDE[2011/14]
Entry into regional phase25.01.2011National basic fee paid 
25.01.2011Designation fee(s) paid 
25.01.2011Examination fee paid 
Examination procedure25.01.2011Examination requested  [2011/14]
12.09.2012Communication of intention to grant the patent
14.12.2012Fee for grant paid
14.12.2012Fee for publishing/printing paid
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  12.09.2012
Opposition(s)24.10.2013No opposition filed within time limit [2014/01]
Fees paidRenewal fee
30.06.2011Renewal fee patent year 03
02.07.2012Renewal fee patent year 04
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  TooltipHU16.06.2009
CY23.01.2013
CZ23.01.2013
DK23.01.2013
EE23.01.2013
FI23.01.2013
HR23.01.2013
IT23.01.2013
LT23.01.2013
LV23.01.2013
MC23.01.2013
MK23.01.2013
MT23.01.2013
PL23.01.2013
RO23.01.2013
SI23.01.2013
SK23.01.2013
TR23.01.2013
BG23.04.2013
NO23.04.2013
GR24.04.2013
IS23.05.2013
PT23.05.2013
IE16.06.2013
LU16.06.2013
CH30.06.2013
LI30.06.2013
[2015/34]
Former [2015/32]CY23.01.2013
CZ23.01.2013
DK23.01.2013
EE23.01.2013
FI23.01.2013
HR23.01.2013
IT23.01.2013
LT23.01.2013
LV23.01.2013
MC23.01.2013
MK23.01.2013
MT23.01.2013
PL23.01.2013
RO23.01.2013
SI23.01.2013
SK23.01.2013
TR23.01.2013
BG23.04.2013
NO23.04.2013
GR24.04.2013
IS23.05.2013
PT23.05.2013
IE16.06.2013
CH30.06.2013
LI30.06.2013
Former [2015/13]CY23.01.2013
CZ23.01.2013
DK23.01.2013
EE23.01.2013
FI23.01.2013
HR23.01.2013
IT23.01.2013
LT23.01.2013
LV23.01.2013
MC23.01.2013
MT23.01.2013
PL23.01.2013
RO23.01.2013
SI23.01.2013
SK23.01.2013
BG23.04.2013
NO23.04.2013
GR24.04.2013
IS23.05.2013
PT23.05.2013
IE16.06.2013
CH30.06.2013
LI30.06.2013
Former [2014/20]CY23.01.2013
CZ23.01.2013
DK23.01.2013
EE23.01.2013
FI23.01.2013
HR23.01.2013
IT23.01.2013
LT23.01.2013
LV23.01.2013
MC23.01.2013
PL23.01.2013
RO23.01.2013
SI23.01.2013
SK23.01.2013
BG23.04.2013
NO23.04.2013
GR24.04.2013
IS23.05.2013
PT23.05.2013
IE16.06.2013
CH30.06.2013
LI30.06.2013
Former [2014/08]CY23.01.2013
CZ23.01.2013
DK23.01.2013
EE23.01.2013
FI23.01.2013
HR23.01.2013
IT23.01.2013
LT23.01.2013
LV23.01.2013
MC23.01.2013
PL23.01.2013
RO23.01.2013
SI23.01.2013
SK23.01.2013
BG23.04.2013
NO23.04.2013
GR24.04.2013
IS23.05.2013
PT23.05.2013
Former [2014/03]CY23.01.2013
CZ23.01.2013
DK23.01.2013
EE23.01.2013
FI23.01.2013
HR23.01.2013
IT23.01.2013
LT23.01.2013
LV23.01.2013
PL23.01.2013
RO23.01.2013
SI23.01.2013
SK23.01.2013
BG23.04.2013
NO23.04.2013
GR24.04.2013
IS23.05.2013
PT23.05.2013
Former [2013/52]CY23.01.2013
CZ23.01.2013
DK23.01.2013
EE23.01.2013
FI23.01.2013
HR23.01.2013
LT23.01.2013
LV23.01.2013
PL23.01.2013
RO23.01.2013
SI23.01.2013
SK23.01.2013
BG23.04.2013
NO23.04.2013
GR24.04.2013
IS23.05.2013
PT23.05.2013
Former [2013/49]CZ23.01.2013
DK23.01.2013
EE23.01.2013
FI23.01.2013
HR23.01.2013
LT23.01.2013
LV23.01.2013
PL23.01.2013
RO23.01.2013
SI23.01.2013
SK23.01.2013
BG23.04.2013
NO23.04.2013
GR24.04.2013
IS23.05.2013
PT23.05.2013
Former [2013/48]DK23.01.2013
EE23.01.2013
FI23.01.2013
HR23.01.2013
LT23.01.2013
LV23.01.2013
PL23.01.2013
SI23.01.2013
BG23.04.2013
NO23.04.2013
GR24.04.2013
IS23.05.2013
PT23.05.2013
Former [2013/41]FI23.01.2013
HR23.01.2013
LT23.01.2013
LV23.01.2013
PL23.01.2013
SI23.01.2013
BG23.04.2013
NO23.04.2013
GR24.04.2013
IS23.05.2013
PT23.05.2013
Former [2013/40]FI23.01.2013
LT23.01.2013
LV23.01.2013
PL23.01.2013
SI23.01.2013
BG23.04.2013
NO23.04.2013
GR24.04.2013
IS23.05.2013
PT23.05.2013
Former [2013/38]FI23.01.2013
LT23.01.2013
LV23.01.2013
PL23.01.2013
SI23.01.2013
BG23.04.2013
NO23.04.2013
GR24.04.2013
IS23.05.2013
Former [2013/37]FI23.01.2013
LT23.01.2013
PL23.01.2013
SI23.01.2013
BG23.04.2013
NO23.04.2013
GR24.04.2013
IS23.05.2013
Former [2013/36]LT23.01.2013
PL23.01.2013
BG23.04.2013
NO23.04.2013
IS23.05.2013
Former [2013/34]LT23.01.2013
BG23.04.2013
NO23.04.2013
IS23.05.2013
Former [2013/33]LT23.01.2013
NO23.04.2013
Cited inInternational search[A]US3361146  (PATTERSON JOHN W, et al) [A] 1,16 * column 2, line 15 - line 49; figure 1 *;
 [A]US3746027  (ELLIOTT R) [A] 1,16* abstract *;
 [A]WO2006081745  (HE YANGDONG [CN]) [A] 1,16 * abstract *
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.