EP0452084 - Process for the conversion of propane und butane [Right-click to bookmark this link] | |||
Former [1991/42] | Catalysts for the conversion of propane und butane | ||
[1994/24] | Status | No opposition filed within time limit Status updated on 14.04.1995 Database last updated on 16.07.2024 | Most recent event Tooltip | 14.04.1995 | No opposition filed within time limit | published on 07.06.1995 [1995/23] | Applicant(s) | For all designated states ZEOFUELS RESEARCH (PROPRIETARY) LIMITED Jackson Street, Factoria Krugersdorp Transvaal / ZA | [N/P] |
Former [1991/42] | For all designated states ZEOFUELS RESEARCH (PROPRIETARY) LIMITED Jackson Street, Factoria Krugersdorp, Transvaal / ZA | Inventor(s) | 01 /
Hutchings, Graham John 17 North End Osmotherley, North Yorkshire, DL6 3BA / GB | 02 /
Themistocleous, Thermistoclis 17 Old Kitchen Road Bryanston, Sandton, Transvaal / ZA | 03 /
Copperthwaite, Richard George 14 3rd Avenue, Parktown North Johannesburg, Transvaal / ZA | [1991/42] | Representative(s) | Pearce, Anthony Richmond Marks & Clerk LLP Alpha Tower Suffolk Street Queensway Birmingham B1 1TT / GB | [N/P] |
Former [1991/45] | Pearce, Anthony Richmond MARKS & CLERK, Alpha Tower, Suffolk Street Queensway Birmingham B1 1TT / GB | ||
Former [1991/42] | Carpenter, David MARKS & CLERK, Alpha Tower, Suffolk Street Queensway Birmingham B1 1TT / GB | Application number, filing date | 91303106.8 | 09.04.1991 | [1991/42] | Priority number, date | ZA19900002722 | 10.04.1990 Original published format: ZA 902722 | [1991/42] | Filing language | EN | Procedural language | EN | Publication | Type: | A2 Application without search report | No.: | EP0452084 | Date: | 16.10.1991 | Language: | EN | [1991/42] | Type: | A3 Search report | No.: | EP0452084 | Date: | 21.11.1991 | Language: | EN | [1991/47] | Type: | B1 Patent specification | No.: | EP0452084 | Date: | 15.06.1994 | Language: | EN | [1994/24] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 02.10.1991 | Classification | IPC: | B01J29/00, C07C6/00, C07C4/00 | [1991/42] | CPC: |
B01J29/00 (EP,US);
B01J37/06 (EP,US);
C07C4/06 (EP,US);
C07C6/10 (EP,US);
C07C2529/70 (EP,US)
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LI, LU, NL, SE [1991/42] | Title | German: | Verfahren für die Umwandlung von Propan und Butan | [1994/24] | English: | Process for the conversion of propane und butane | [1994/24] | French: | Procede pour la conversion de propane et de butane | [1994/24] |
Former [1991/42] | Katalysatoren für die Umwandlung von Propan und Butan | ||
Former [1991/42] | Catalysts for the conversion of propane und butane | ||
Former [1991/42] | Catalyseurs pour la conversion de propane et de butane | Examination procedure | 29.11.1991 | Examination requested [1992/04] | 21.09.1992 | Despatch of a communication from the examining division (Time limit: M04) | 21.12.1992 | Reply to a communication from the examining division | 18.05.1993 | Despatch of a communication from the examining division (Time limit: M02) | 01.07.1993 | Reply to a communication from the examining division | 06.08.1993 | Despatch of communication of intention to grant (Approval: Yes) | 22.10.1993 | Communication of intention to grant the patent | 09.12.1993 | Fee for grant paid | 09.12.1993 | Fee for publishing/printing paid | Opposition(s) | 16.03.1995 | No opposition filed within time limit [1995/23] | Fees paid | Renewal fee | 13.04.1993 | Renewal fee patent year 03 | 11.04.1994 | Renewal fee patent year 04 |
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | [A]US3997474 (MIALE JOSEPH N, et al); | [A]US4172856 (SPENCER MICHAEL S [GB], et al); | [Y]SU829655 (INST NEORGANICHESKOI FIZ [SU]); | [Y]EP0307239 (PRATLEY INVESTMENTS [ZA]) |