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Extract from the Register of European Patents

EP About this file: EP0298114

EP0298114 - ROTARY DRILL BIT [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  04.11.1993
Database last updated on 03.09.2024
Most recent event   Tooltip30.11.2007Lapse 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 date88901351.215.01.1988
[1989/02]
WO1988US00050
Priority number, dateUS1987000343915.01.1987         Original published format: US 3439
[1989/02]
Filing languageEN
Procedural languageEN
PublicationType: 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:US28.07.1988
(Supplementary) European search report - dispatched on:EP12.12.1989
ClassificationIPC: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 statesAT,   BE,   CH,   DE,   FR,   GB,   IT,   LI,   LU,   NL,   SE [1989/02]
TitleGerman: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 phase06.09.1988National basic fee paid 
06.09.1988Search fee paid 
06.09.1988Designation fee(s) paid 
06.09.1988Examination fee paid 
Examination procedure06.09.1988Examination requested  [1989/02]
28.05.1991Despatch of a communication from the examining division (Time limit: M04)
04.10.1991Reply to a communication from the examining division
16.04.1992Despatch of communication of intention to grant (Approval: Yes)
30.06.1992Communication of intention to grant the patent
29.09.1992Fee for grant paid
29.09.1992Fee for publishing/printing paid
Opposition(s)01.10.1993No opposition filed within time limit [1993/51]
Fees paidRenewal fee
15.01.1990Renewal fee patent year 03
20.12.1990Renewal fee patent year 04
25.01.1992Renewal 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  TooltipAT30.12.1992
BE30.12.1992
CH30.12.1992
DE30.12.1992
FR30.12.1992
IT30.12.1992
LI30.12.1992
NL30.12.1992
SE30.12.1992
LU31.01.1993
GB30.03.1993
[2006/14]
Former [2000/06]AT30.12.1992
BE30.12.1992
CH30.12.1992
DE30.12.1992
IT30.12.1992
LI30.12.1992
NL30.12.1992
SE30.12.1992
LU31.01.1993
GB30.03.1993
FR21.05.1993
Former [1999/42]AT30.12.1992
BE30.12.1992
CH30.12.1992
DE30.12.1992
IT30.12.1992
LI30.12.1992
NL30.12.1992
SE30.12.1992
GB30.03.1993
FR21.05.1993
Former [1994/25]AT30.12.1992
BE30.12.1992
CH30.12.1992
DE30.12.1992
LI30.12.1992
NL30.12.1992
SE30.12.1992
GB30.03.1993
FR21.05.1993
Former [1994/22]BE30.12.1992
CH30.12.1992
DE30.12.1992
LI30.12.1992
NL30.12.1992
SE30.12.1992
GB30.03.1993
FR21.05.1993
Former [1993/49]BE30.12.1992
CH30.12.1992
DE30.12.1992
LI30.12.1992
NL30.12.1992
SE30.12.1992
FR21.05.1993
Former [1993/40]BE30.12.1992
CH30.12.1992
DE30.12.1992
LI30.12.1992
NL30.12.1992
SE30.12.1992
Former [1993/38]BE30.12.1992
CH30.12.1992
LI30.12.1992
NL30.12.1992
SE30.12.1992
Former [1993/28]CH30.12.1992
LI30.12.1992
SE30.12.1992
Former [1993/27]CH30.12.1992
LI30.12.1992
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])
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.