EP0298114 - ROTARY DRILL BIT [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 04.11.1993 Database last updated on 03.09.2024 | Most recent event Tooltip | 30.11.2007 | Lapse of the patent in a contracting state Updated state(s): FR | published on 02.01.2008 [2008/01] | Applicant(s) | For all designated states WOOD, Roy W. 119 Persimmon Street Bermingham, AL 35214 / US | [1989/02] | Inventor(s) | 01 /
see applicant ... | [1989/02] | Representative(s) | Sawers, Lawrence Peter, et al PAGE, WHITE & FARRER 54 Doughty Street London WC1N 2LS / GB | [1989/02] | Application number, filing date | 88901351.2 | 15.01.1988 | [1989/02] | WO1988US00050 | Priority number, date | US19870003439 | 15.01.1987 Original published format: US 3439 | [1989/02] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO8805492 | Date: | 28.07.1988 | Language: | EN | [1988/17] | Type: | A1 Application with search report | No.: | EP0298114 | Date: | 11.01.1989 | Language: | EN | The application published by WIPO in one of the EPO official languages on 28.07.1988 takes the place of the publication of the European patent application. | [1989/02] | Type: | B1 Patent specification | No.: | EP0298114 | Date: | 30.12.1992 | Language: | EN | [1992/53] | Search report(s) | International search report - published on: | US | 28.07.1988 | (Supplementary) European search report - dispatched on: | EP | 12.12.1989 | Classification | IPC: | E21B10/18, E21B10/20, E21B10/24, E21B10/44 | [1989/02] | CPC: |
E21B10/24 (EP,US);
E21B10/18 (EP,US);
E21B10/20 (EP,US);
E21B10/44 (EP,US)
| Designated contracting states | AT, BE, CH, DE, FR, GB, IT, LI, LU, NL, SE [1989/02] | Title | German: | ROTIERENDER BOHRKOPF | [1989/02] | English: | ROTARY DRILL BIT | [1989/02] | French: | FLEURET ROTATIF DE FORAGE | [1989/02] | File destroyed: | 15.01.2000 | Entry into regional phase | 06.09.1988 | National basic fee paid | 06.09.1988 | Search fee paid | 06.09.1988 | Designation fee(s) paid | 06.09.1988 | Examination fee paid | Examination procedure | 06.09.1988 | Examination requested [1989/02] | 28.05.1991 | Despatch of a communication from the examining division (Time limit: M04) | 04.10.1991 | Reply to a communication from the examining division | 16.04.1992 | Despatch of communication of intention to grant (Approval: Yes) | 30.06.1992 | Communication of intention to grant the patent | 29.09.1992 | Fee for grant paid | 29.09.1992 | Fee for publishing/printing paid | Opposition(s) | 01.10.1993 | No opposition filed within time limit [1993/51] | Fees paid | Renewal fee | 15.01.1990 | Renewal fee patent year 03 | 20.12.1990 | Renewal fee patent year 04 | 25.01.1992 | Renewal fee patent year 05 |
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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. | Lapses during opposition Tooltip | AT | 30.12.1992 | BE | 30.12.1992 | CH | 30.12.1992 | DE | 30.12.1992 | FR | 30.12.1992 | IT | 30.12.1992 | LI | 30.12.1992 | NL | 30.12.1992 | SE | 30.12.1992 | LU | 31.01.1993 | GB | 30.03.1993 | [2006/14] |
Former [2000/06] | AT | 30.12.1992 | |
BE | 30.12.1992 | ||
CH | 30.12.1992 | ||
DE | 30.12.1992 | ||
IT | 30.12.1992 | ||
LI | 30.12.1992 | ||
NL | 30.12.1992 | ||
SE | 30.12.1992 | ||
LU | 31.01.1993 | ||
GB | 30.03.1993 | ||
FR | 21.05.1993 | ||
Former [1999/42] | AT | 30.12.1992 | |
BE | 30.12.1992 | ||
CH | 30.12.1992 | ||
DE | 30.12.1992 | ||
IT | 30.12.1992 | ||
LI | 30.12.1992 | ||
NL | 30.12.1992 | ||
SE | 30.12.1992 | ||
GB | 30.03.1993 | ||
FR | 21.05.1993 | ||
Former [1994/25] | AT | 30.12.1992 | |
BE | 30.12.1992 | ||
CH | 30.12.1992 | ||
DE | 30.12.1992 | ||
LI | 30.12.1992 | ||
NL | 30.12.1992 | ||
SE | 30.12.1992 | ||
GB | 30.03.1993 | ||
FR | 21.05.1993 | ||
Former [1994/22] | BE | 30.12.1992 | |
CH | 30.12.1992 | ||
DE | 30.12.1992 | ||
LI | 30.12.1992 | ||
NL | 30.12.1992 | ||
SE | 30.12.1992 | ||
GB | 30.03.1993 | ||
FR | 21.05.1993 | ||
Former [1993/49] | BE | 30.12.1992 | |
CH | 30.12.1992 | ||
DE | 30.12.1992 | ||
LI | 30.12.1992 | ||
NL | 30.12.1992 | ||
SE | 30.12.1992 | ||
FR | 21.05.1993 | ||
Former [1993/40] | BE | 30.12.1992 | |
CH | 30.12.1992 | ||
DE | 30.12.1992 | ||
LI | 30.12.1992 | ||
NL | 30.12.1992 | ||
SE | 30.12.1992 | ||
Former [1993/38] | BE | 30.12.1992 | |
CH | 30.12.1992 | ||
LI | 30.12.1992 | ||
NL | 30.12.1992 | ||
SE | 30.12.1992 | ||
Former [1993/28] | CH | 30.12.1992 | |
LI | 30.12.1992 | ||
SE | 30.12.1992 | ||
Former [1993/27] | CH | 30.12.1992 | |
LI | 30.12.1992 | Documents cited: | Search | [A]US3447839 (SALVATORI ALBERT H); | [Y]US4249621 (ESPANA SALVADOR [US]); | [A]EP0080967 (HUGHES TOOL CO [US]); | [A]EP0087283 (UNICORN IND PLC [GB]); | [Y]US4445580 (SAHLEY LLOYD W [US]) | International search | [A]US1289179 (HUGHES HOWARD R [US]); | [A]US2132498 (SMITH HERMAN C, et al); | [Y]US2676790 (TURNER MORRIS F); | [Y]US4068731 (GARNER LLOYD L, et al); | [A]US4222447 (CHOLET HENRI); | [Y]US4249621 (ESPANA SALVADOR [US]); | [A]US4343371 (BAKER III WILLIAM, et al); | [A]US4372399 (CORK MICHAEL S); | [A]US4496013 (SERPA RICHARD E [US]); | [A]US4549616 (RUMPP GERHARD [DE], et al); | [A]US4591008 (OLIVER MICHAEL S [US]) |