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Extract from the Register of European Patents

EP About this file: EP1076035

EP1076035 - Pressure swing adsorption process for the production of hydrogen [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  19.05.2017
Database last updated on 26.06.2024
Most recent event   Tooltip19.05.2017Patent maintained (B2 publication)published on 21.06.2017  [2017/25]
Applicant(s)For all designated states
PRAXAIR TECHNOLOGY, INC.
39 Old Ridgebury Road
Danbury, CT 06810-5113 / US
[2017/25]
Former [2001/07]For all designated states
PRAXAIR TECHNOLOGY, INC.
39 Old Ridgebury Road
Danbury, CT 06810-5113 / US
Inventor(s)01 / Baksh, Mohamed Safdar Allie
2635 Sweet Home Road
Amherst, New York 14228 / US
02 / Ackley, Mark william
96 Church Street
East Aurora, New York 14052 / US
 [2001/07]
Representative(s)Schwan Schorer & Partner mbB
Patentanwälte
Bauerstraße 22
80796 München / DE
[N/P]
Former [2017/25]Schwan Schorer & Partner mbB
Patentanwälte
Bauerstrasse 22
80796 München / DE
Former [2001/07]Schorer, Reinhard, et al
Schwan Schwan Schorer Patentanwälte Elfenstrasse 32
81739 München / DE
Application number, filing date00117437.411.08.2000
[2001/07]
Priority number, dateUS1999037374913.08.1999         Original published format: US 373749
[2001/07]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP1076035
Date:14.02.2001
Language:EN
[2001/07]
Type: A3 Search report 
No.:EP1076035
Date:04.06.2003
[2003/23]
Type: B1 Patent specification 
No.:EP1076035
Date:18.11.2009
Language:EN
[2009/47]
Type: B2 New European patent specification 
No.:EP1076035
Date:21.06.2017
Language:EN
[2017/25]
Search report(s)(Supplementary) European search report - dispatched on:EP17.04.2003
ClassificationIPC:C01B3/56, B01D53/047
[2001/07]
CPC:
B01D53/047 (EP,US); C01B3/50 (KR); C01B3/56 (EP,US);
B01D2253/102 (EP,US); B01D2253/104 (EP,US); B01D2253/1085 (EP,US);
B01D2256/16 (EP,US); B01D2257/102 (EP,US); B01D2257/2066 (EP,US);
B01D2257/502 (EP,US); B01D2257/504 (EP,US); B01D2257/7025 (EP,US);
B01D2257/80 (EP,US); B01D2259/40015 (EP,US); B01D2259/40024 (EP,US);
B01D2259/4003 (EP,US); B01D2259/40041 (EP,US); B01D2259/40052 (EP,US);
B01D2259/40075 (EP,US); B01D2259/404 (EP,US); B01D2259/4146 (EP,US);
B01D53/02 (EP,US); B01D53/261 (EP,US); C01B2203/043 (EP,US);
C01B2203/047 (EP,US); C01B2203/0475 (EP,US); C01B2203/048 (EP,US);
C01B2203/0495 (EP,US); Y02C20/20 (EP,US); Y02C20/40 (EP,US);
Y02P20/151 (EP,US); Y02P20/156 (EP,US) (-)
Designated contracting statesDE,   ES,   FR,   GB,   IT [2017/25]
Former [2004/09]DE,  ES,  FR,  GB,  IT 
Former [2001/07]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Druckwechseladsorptionsverfahren für die Herstellung von Wasserstoff[2001/07]
English:Pressure swing adsorption process for the production of hydrogen[2001/07]
French:Procédé d'adsorption modulée en pression pour la production d'hydrogène[2001/07]
Examination procedure12.06.2003Examination requested  [2003/33]
14.06.2004Despatch of a communication from the examining division (Time limit: M04)
21.10.2004Reply to a communication from the examining division
06.10.2006Despatch of a communication from the examining division (Time limit: M08)
30.07.2007Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time
09.10.2007Reply to a communication from the examining division
11.12.2008Date of oral proceedings
23.12.2008Minutes of oral proceedings despatched
06.04.2009Communication of intention to grant the patent
08.07.2009Fee for grant paid
08.07.2009Fee for publishing/printing paid
08.10.2014Observations by third parties
Opposition(s)Opponent(s)01  05.08.2010  11.08.2010  ADMISSIBLE
L AIR LIQUIDE SOCIETE ANONYME POUR L ETUDE ET L EXPLOITATION DES PROCEDES GEORGES CLAUDE
75 Quai d'Orsay
75007 PARIS / FR
Opponent's representative
Laigneau, Amandine
L'Air Liquide
Direction Propriété Intellectuelle
75, Quai d'Orsay
75321 Paris Cedex 07 / FR
 [N/P]
Former [2010/37]
Opponent(s)01  05.08.2010  11.08.2010  ADMISSIBLE
L AIR LIQUIDE SOCIETE ANONYME POUR L ETUDE ET L EXPLOITATION DES PROCEDES GEORGES CLAUDE
75 Quai d'Orsay
75007 PARIS / FR
Opponent's representative
Beroud, Amandine
L'air Liquide Direction Propriété Intellectuelle 75, quai d'Orsay
F-75321 Paris Cedex 07 / FR
deletedDeletion: Legal effect of rejection of opposition [ N /P ]
22.09.2010Invitation to proprietor to file observations on the notice of opposition
28.01.2011Reply of patent proprietor to notice(s) of opposition
14.02.2012Cancellation of oral proceeding that was planned for 29.02.2012
29.02.2012Date of oral proceedings
28.03.2012Date of despatch of rejection of opposition
19.05.2016Despatch of a communication from the opposition division (Time limit: M01)
28.10.2016Despatch of interlocutory decision in opposition
07.11.2016Legal effect of interlocutory decision in opposition
27.02.2017Despatch of communication that the patent will be maintained as amended
15.05.2017Fee for printing new specification paid
Appeal following opposition16.05.2012Appeal received No.  T1181/12
17.07.2012Statement of grounds filed
09.10.2015Result of appeal procedure: maintenance in amended form
09.10.2015Date of oral proceedings
15.10.2015Minutes of the oral proceedings despatched
Request for further processing for:09.10.2007Request for further processing filed
09.10.2007Full payment received (date of receipt of payment)
Request granted
25.10.2007Decision despatched
Fees paidRenewal fee
21.08.2002Renewal fee patent year 03
25.08.2003Renewal fee patent year 04
23.08.2004Renewal fee patent year 05
19.08.2005Renewal fee patent year 06
29.08.2006Renewal fee patent year 07
29.08.2007Renewal fee patent year 08
25.08.2008Renewal fee patent year 09
25.08.2009Renewal fee patent year 10
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Lapses during opposition  TooltipGB11.08.2012
[2013/34]
Documents cited:Search[XY]US4477267  (REISS GERHARD [DE]) [X] 1-7,9,10 * column 1, line 31 - line 37; figure 1; claims 1,2,6,7 * * column 3, line 3 - line 11 * * column 4, line 29 - line 32 * [Y] 8;
 [YA]GB2155805  (OSAKA OXYGEN IND) [Y] 8 * page 1, line 44 - line 52; figures 1,2 * * page 3, line 8 - line 13 * [A] 1-7,10;
 [A]US3720042  (SIMONET G) [A] 1-10 * abstract * * column 3, line 26 - line 36 *
by applicantUS3430418
 US3564816
 US4171206
 GB2155805
 US3313091
 US4481018
 US5698013
 US5454857
otherEP0923976
 EP0832678
 EP0078966
OppositionEP0923976
 EP0832678
 EP0078966
 US2882244
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.