Extract from the Register of European Patents

EP About this file: EP0243629

EP0243629 - Cracking catalysts with octane enhancement [Right-click to bookmark this link]
StatusPatent revoked
Status updated on  11.10.1994
Database last updated on 28.03.2026
Most recent event   Tooltip26.04.2002Lapse of the patent in a contracting state
New state(s): GR
published on 12.06.2002  [2002/24]
Applicant(s)For all designated states
W.R. GRACE & CO.-CONN.
Grace Plaza, 1114 Avenue of the Americas
New York, NY 10036 / US
[N/P]
Former [1993/17]For all designated states
W.R. Grace & Co.-Conn.
Grace Plaza, 1114 Avenue of the Americas
New York, New York 10036 / US
Former [1989/09]For all designated states
W.R. Grace & Co.-Conn. (a Connecticut corp.)
Grace Plaza 1114 Avenue of the Americas
New York New York 10036 / US
Former [1988/45]For all designated states
W.R. GRACE & CO.
Grace Plaza 1114 Avenue of the Americas
New York New York 10036 / US
Former [1988/43]For all designated states
W.R. Grace & Co.-Conn. (a Connecticut corp.)
Grace Plaza 1114 Avenue of the Americas
New York New York 10036 / US
Former [1987/45]For all designated states
W.R. GRACE & CO.
Grace Plaza 1114 Avenue of the Americas
New York New York 10036 / US
Inventor(s)01 / Edwards, Grant Campbell
812 Brantfort Avenue
Silver Spring Maryland 20904 / US
02 / Peters, Alan Winthrop
4314 Prince Road
Rockville Maryland 20853 / US
[1987/45]
Representative(s)Uexküll & Stolberg
Partnerschaft von
Patent- und Rechtsanwälten mbB
Beselerstraße 4
22607 Hamburg / DE
[N/P]
Former [1987/45]UEXKÜLL & STOLBERG
Patentanwälte Beselerstrasse 4
D-22607 Hamburg / DE
Application number, filing date87103421.110.03.1987
[1987/45]
Priority number, dateUS1986084251921.03.1986         Original published format: US 842519
[1987/45]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0243629
Date:04.11.1987
Language:EN
[1987/45]
Type: B1 Patent specification 
No.:EP0243629
Date:26.06.1991
Language:EN
[1991/26]
Search report(s)(Supplementary) European search report - dispatched on:EP14.09.1987
ClassificationIPC:C10G11/05, B01J29/06
[1987/45]
CPC:
B01J29/7019 (EP,US); B01J29/7007 (EP,US); B01J29/80 (EP,US);
C10G11/05 (EP,US); B01J2229/26 (EP,US); B01J2229/42 (EP,US)
Designated contracting statesAT,   BE,   DE,   ES,   FR,   GB,   GR,   IT,   NL,   SE [1987/45]
TitleGerman:Crackkatalysatoren zur Oktanzahlerhöhung[1987/45]
English:Cracking catalysts with octane enhancement[1987/45]
French:Catalyseurs de cracking pour l'élévation de l'indice d'octane[1987/45]
Examination procedure02.05.1988Examination requested  [1988/27]
10.05.1989Despatch of a communication from the examining division (Time limit: M04)
18.09.1989Reply to a communication from the examining division
14.11.1989Despatch of a communication from the examining division (Time limit: M04)
15.02.1990Reply to a communication from the examining division
02.08.1990Despatch of communication of intention to grant (Approval: Yes)
18.12.1990Communication of intention to grant the patent
02.03.1991Fee for grant paid
02.03.1991Fee for publishing/printing paid
Opposition(s)Opponent(s)01  25.03.1992  23.04.1992  ADMISSIBLE
Mobil Oil Corporation Office of Patent Counsel
3225 Gallows Road Fairfax
Virginia 22037 / US
Opponent's representative
Cooper, John Anthony
CARPMAELS & RANSFORD 43 Bloomsbury Square
London WC1A 2RA / GB
 02  26.03.1992  13.04.1992  ADMISSIBLE
Akzo Nobel N.V.
Velperweg 76
NL-6824 BM Arnhem / NL
Opponent's representative
van Deursen, Petrus Hubertus
Akzo Nobel N.V.
Intellectual Property Department
P.O. Box 9300
6800 SB Arnhem / NL
 [N/P]
Former [1994/24]
Opponent(s)01  25.03.1992  23.04.1992  ADMISSIBLE
Mobil Oil Corporation Office of Patent Counsel
3225 Gallows Road
Fairfax Virginia 22037 / US
Opponent's representative
Cooper, John Anthony
CARPMAELS & RANSFORD 43 Bloomsbury Square
London WC1A 2RA / GB
 02  26.03.1992  13.04.1992  ADMISSIBLE
Akzo Nobel N.V.
Velperweg 76
NL-6824 BM Arnhem / NL
Opponent's representative
Van Deursen, Petrus Hubertus
Akzo Patent Department P.O. Box 9300
NL-6800 SB Arnhem / NL
Former [1992/23]
Opponent(s)01  25.03.1992   
Mobil Oil Corporation Office of Patent Counsel
3225 Gallows Road
Fairfax Virginia 22037 / US
Opponent's representative
Cooper, John Anthony
CARPMAELS & RANSFORD 43 Bloomsbury Square
London WC1A 2RA / GB
 02  26.03.1992  13.04.1992  ADMISSIBLE
Akzo N.V.
Velperweg 76
NL-6824 BM Arnhem / NL
Opponent's representative
Van Deursen, Petrus Hubertus
Akzo Patent Department P.O. Box 9300
NL-6800 SB Arnhem / NL
Former [1992/21]
Opponent(s)01  25.03.1992    ADMISSIBLE
Mobil Oil Corporation Office of Patent Counsel
3225 Gallows Road
Fairfax Virginia 22037 / US
Opponent's representative
Cooper, John Anthony
CARPMAELS & RANSFORD 43 Bloomsbury Square
London WC1A 2RA / GB
23.04.1992No. 01: Notification indicating deficiencies in the notice of opposition
22.05.1992No. 01: Reply to notification indicating deficiencies in the notice of opposition
11.06.1992Invitation to proprietor to file observations on the notice of opposition
22.02.1993Reply of patent proprietor to notice(s) of opposition
04.03.1993Communication of observations of patent proprietor (Time limit: M06)
19.08.1993Reply of parties involved to observations of patent proprietor
01.07.1994Despatch of communication that the patent will be revoked
10.07.1994Legal effect of revocation of patent [1994/48]
Fees paidRenewal fee
13.03.1989Renewal fee patent year 03
15.03.1990Renewal fee patent year 04
17.12.1990Renewal 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  TooltipAT10.03.1993
SE11.03.1993
BE31.03.1993
GR30.09.1993
[2002/24]
Former [1994/25]AT10.03.1993
SE11.03.1993
BE31.03.1993
Former [1994/19]AT10.03.1993
SE11.03.1993
Former [1994/02]SE11.03.1993
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.