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Extract from the Register of European Patents

EP About this file: EP0416630

EP0416630 - High pressure gas supply system [Right-click to bookmark this link]
StatusPatent maintained as amended
Status updated on  07.08.1998
Database last updated on 03.04.2025
Most recent event   Tooltip05.10.2005Change: Appeal number 
Applicant(s)For all designated states
PRAXAIR TECHNOLOGY, INC.
39 Old Ridgebury Road
Danbury, CT 06810-5113 / US
[1993/13]
Former [1991/11]For all designated states
UNION CARBIDE INDUSTRIAL GASES TECHNOLOGY CORPORATION
39 Old Ridgebury Road
Danbury, Ct. 06817-0001 / US
Inventor(s)01 / Valvorson, Thomas Gilbert
5798 Tonawanda Creek Road
Lockport, N.Y. 14094 / US
02 / Schaub, Herbert Raymond
185 Sunburst Circle
East Amhrst N.Y. 14051 / US
[1991/11]
Representative(s)Schwan, Gerhard
Schwan Schwan Schorer
Patentanwälte
Bauerstrasse 22
80796 München / DE
[N/P]
Former [1991/11]Schwan, Gerhard, Dipl.-Ing.
Elfenstrasse 32
D-81739 München / DE
Application number, filing date90117204.906.09.1990
[1991/11]
Priority number, dateUS1989040427907.09.1989         Original published format: US 404279
[1991/11]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0416630
Date:13.03.1991
Language:EN
[1991/11]
Type: B1 Patent specification 
No.:EP0416630
Date:19.01.1994
Language:EN
[1994/03]
Type: B2 New European patent specification 
No.:EP0416630
Date:23.09.1998
Language:EN
[1998/39]
Search report(s)(Supplementary) European search report - dispatched on:EP05.12.1990
ClassificationIPC:F17C7/04, F17C9/02, // B29D30/06
[1991/11]
CPC:
F17C7/04 (EP,US); F17C2205/0142 (EP,US); F17C2221/011 (EP,US);
F17C2221/012 (EP,US); F17C2221/014 (EP,US); F17C2221/033 (EP,US);
F17C2223/0161 (EP,US); F17C2225/0161 (EP,US); F17C2225/035 (EP,US);
F17C2227/0135 (EP,US); F17C2227/0311 (EP,US); F17C2227/0393 (EP,US);
F17C2250/043 (EP,US); Y02E60/32 (EP,US) (-)
Designated contracting statesDE,   ES,   FR,   GB,   IT [1991/11]
TitleGerman:Hochdruckgaszufuhrsystem[1991/11]
English:High pressure gas supply system[1991/11]
French:Système d'alimentation en gaz sous haute pression[1991/11]
Examination procedure31.12.1990Examination requested  [1991/11]
14.07.1992Despatch of a communication from the examining division (Time limit: M04)
23.11.1992Reply to a communication from the examining division
02.06.1993Despatch of communication of intention to grant (Approval: Yes)
22.07.1993Communication of intention to grant the patent
22.10.1993Fee for grant paid
22.10.1993Fee for publishing/printing paid
Opposition(s)Opponent(s)01  19.10.1994  07.12.1994  ADMISSIBLE
L'AIR LIQUIDE, S.A. pour l'étude et l'exploitation des procédés Georges Claude
75 quai d'Orsay
F-75321 Paris / FR
Opponent's representative
Mercey, Fiona Susan
L'Air Liquide
Service Brevets et Marques
75, quai d'Orsay
75321 Paris Cédex 07 / FR
 02  19.10.1994  07.12.1994  ADMISSIBLE
Linde Aktiengesellschaft, Wiesbaden
Zentrale Patentabteilung
D-82049 Höllriegelskreuth / DE
 [N/P]
Former [1994/50]
Opponent(s)01  19.10.1994  07.12.1994  ADMISSIBLE
L'AIR LIQUIDE, S.A. pour l'étude et l'exploitation des procédés Georges Claude
75 quai d'Orsay
F-75321 Paris / FR
Opponent's representative
Mercey, Fiona Susan
L'Air Liquide, Service Brevets et Marques, 75, quai d'Orsay
F-75321 Paris Cédex 07 / FR
 02  19.10.1994  07.12.1994  ADMISSIBLE
Linde Aktiengesellschaft, Wiesbaden
Zentrale Patentabteilung
D-82049 Höllriegelskreuth / DE
Former [1994/49]
Opponent(s)01  19.10.1994  07.12.1994  ADMISSIBLE
L'AIR LIQUIDE, S.A. pour l'étude et l'exploitation des procédés Georges Claude
75 quai d'Orsay
F-75321 Paris / FR
Opponent's representative
Mercey, Fiona Susan
L'Air Liquide, Service Brevets et Marques, 75, quai d'Orsay
F-75321 Paris Cédex 07 / FR
31.10.1994No. 01: Notification indicating deficiencies in the notice of opposition
02.12.1994No. 01: Reply to notification indicating deficiencies in the notice of opposition
12.12.1994Invitation to proprietor to file observations on the notice of opposition
22.06.1995Reply of patent proprietor to notice(s) of opposition
17.04.1996Date of oral proceedings
25.06.1996Despatch of interlocutory decision in opposition
25.06.1996Despatch of minutes of oral proceedings
20.01.1998Legal effect of interlocutory decision in opposition
27.04.1998Despatch of communication that the patent will be maintained as amended
09.07.1998Fee for printing new specification paid
Appeal following opposition26.08.1996Appeal received No.  T0774/96
04.11.1996Statement of grounds filed
20.01.1998Result of appeal procedure: maintenance in amended form
20.01.1998Date of oral proceedings
02.02.1998Minutes of the oral proceedings despatched
Fees paidRenewal fee
12.06.1992Renewal fee patent year 03
02.08.1993Renewal fee patent year 04
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Documents cited:Search[A]US2363200  (PEW PAUL B, et al);
 [A]EP0295169  (CARBOXYQUE FRANCAISE [FR]);
 [A]DE2047363
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.