EP0623232 - VIDEO GRAPHICS CONTROLLER WITH IMPROVED CALCULATION CAPABILITIES [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 28.02.1997 Database last updated on 03.09.2024 | Most recent event Tooltip | 28.12.2007 | Lapse of the patent in a contracting state New state(s): NL | published on 30.01.2008 [2008/05] | Applicant(s) | For all designated states Compaq Computer Corporation 20555 S.H. 249 Houston Texas 77070 / US | [N/P] |
Former [1994/45] | For all designated states Compaq Computer Corporation 20555 S.H. 249 Houston Texas 77070 / US | Inventor(s) | 01 /
ALBERS, Thomas, M. 8222 Devonwood Lane Houston, TX 77070 / US | 02 /
EBERST, John, V. 710 C Hawthorne Houston, TX 77006 / US | 03 /
FONTENOT, Darwin 18631 Mink Lake Magnolia TX 77355 / US | 04 /
PYRA, Richard L. 13555 Breton Ridge, Apt. No. 1623 Houston, TX 77070 / US | 05 /
WELKER, Mark, W. 6314 Hickory Crest Spring, TX 77389 / US | 06 /
WOOD, Paul, B. 8034 Democracy Court Spring, TX 77379 / US | 07 /
BRESENHAM, Jack, E. 1131 Richmond Drive Rock Hill, SC 29732 / US | [1996/16] |
Former [1994/45] | 01 /
ALBERS, Thomas, M. 8222 Devonwood Lane Houston, TX 77070 / US | ||
02 /
EBERST, John, V. 710 C Hawthorne Houston, TX 77006 / US | |||
03 /
FONTENOT, Darwin 1014 Romaine Lane Houston, TX 77090 / US | |||
04 /
PYRA, Richard L. 13555 Breton Ridge, Apt. No. 1623 Houston, TX 77070 / US | |||
05 /
WELKER, Mark, W. 6314 Hickory Crest Spring, TX 77389 / US | |||
06 /
WOOD, Paul, B. 8034 Democracy Court Spring, TX 77379 / US | |||
07 /
BRESENHAM, Jack, E. 1131 Richmond Drive Rock Hill, SC 29732 / US | Representative(s) | Brunner, Michael John, et al Gill Jennings & Every LLP The Broadgate Tower 20 Primrose Street London EC2A 2ES / GB | [N/P] |
Former [1994/45] | Brunner, Michael John, et al GILL JENNINGS & EVERY Broadgate House 7 Eldon Street London EC2M 7LH / GB | Application number, filing date | 93904597.7 | 13.01.1993 | [1994/45] | WO1993US00622 | Priority number, date | US19920822992 | 21.01.1992 Original published format: US 822992 | [1994/45] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | WO9314468 | Date: | 22.07.1993 | Language: | EN | [1993/18] | Type: | A1 Application with search report | No.: | EP0623232 | Date: | 09.11.1994 | Language: | EN | The application published by WIPO in one of the EPO official languages on 22.07.1993 takes the place of the publication of the European patent application. | [1994/45] | Type: | B1 Patent specification | No.: | EP0623232 | Date: | 17.04.1996 | Language: | EN | [1996/16] | Search report(s) | International search report - published on: | EP | 22.07.1993 | Classification | IPC: | G06T11/20 | [1996/16] | CPC: |
G06T11/203 (EP,US)
|
Former IPC [1994/45] | G06F15/72 | Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, IE, IT, LI, NL, SE [1994/45] | Title | German: | GRAPHISCHE VIDEOKONTROLLEINHEIT MIT VERBESSERTEN RECHENFAEHIGKEITEN | [1994/45] | English: | VIDEO GRAPHICS CONTROLLER WITH IMPROVED CALCULATION CAPABILITIES | [1994/45] | French: | CONTROLEUR GRAPHIQUE VIDEO A CAPACITES DE CALCUL AMELIOREES | [1994/45] | Entry into regional phase | 28.07.1994 | National basic fee paid | 28.07.1994 | Designation fee(s) paid | 28.07.1994 | Examination fee paid | Examination procedure | 12.08.1993 | Request for preliminary examination filed International Preliminary Examining Authority: EP | 28.07.1994 | Examination requested [1994/45] | 12.06.1995 | Despatch of communication of intention to grant (Approval: Yes) | 20.10.1995 | Communication of intention to grant the patent | 04.01.1996 | Fee for grant paid | 04.01.1996 | Fee for publishing/printing paid | Opposition(s) | 18.01.1997 | No opposition filed within time limit [1997/16] | Fees paid | Renewal fee | 27.03.1995 | Renewal fee patent year 03 | 10.01.1996 | Renewal fee patent year 04 | Penalty fee | Additional fee for renewal fee | 31.01.1995 | 03   M06   Fee paid on   27.03.1995 |
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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 | 17.04.1996 | BE | 17.04.1996 | CH | 17.04.1996 | DK | 17.04.1996 | ES | 17.04.1996 | IT | 17.04.1996 | LI | 17.04.1996 | NL | 17.04.1996 | SE | 17.07.1996 | IE | 13.01.1997 | [2003/08] |
Former [2002/26] | AT | 17.04.1996 | |
BE | 17.04.1996 | ||
CH | 17.04.1996 | ||
DK | 17.04.1996 | ||
ES | 17.04.1996 | ||
IT | 17.04.1996 | ||
LI | 17.04.1996 | ||
SE | 17.07.1996 | ||
IE | 13.01.1997 | ||
Former [2001/01] | AT | 17.04.1996 | |
BE | 17.04.1996 | ||
CH | 17.04.1996 | ||
DK | 17.04.1996 | ||
IT | 17.04.1996 | ||
LI | 17.04.1996 | ||
SE | 17.07.1996 | ||
IE | 13.01.1997 | ||
Former [1999/42] | AT | 17.04.1996 | |
BE | 17.04.1996 | ||
CH | 17.04.1996 | ||
DK | 17.04.1996 | ||
IT | 17.04.1996 | ||
LI | 17.04.1996 | ||
SE | 17.07.1996 | ||
Former [1998/15] | AT | 17.04.1996 | |
BE | 17.04.1996 | ||
CH | 17.04.1996 | ||
DK | 17.04.1996 | ||
LI | 17.04.1996 | ||
SE | 17.07.1996 | ||
Former [1997/28] | AT | 17.04.1996 | |
BE | 17.04.1996 | ||
CH | 17.04.1996 | ||
LI | 17.04.1996 | ||
SE | 17.07.1996 | ||
Former [1997/20] | AT | 17.04.1996 | |
BE | 17.04.1996 | ||
SE | 17.07.1996 | ||
Former [1997/03] | AT | 17.04.1996 | |
SE | 17.07.1996 | ||
Former [1996/47] | SE | 17.07.1996 | Cited in | International search | [X]US4677573 (BROWN MARK W [US], et al); | [A]GB2207839 (IBM) | [A] - IEEE COMPUTER GRAPHICS & APPLICATIONS vol. 7, no. 1, January 1987, USA pages 31 - 43 BRESENHAM 'ambiguities in incremental line rastering' cited in the application | [A] - IBM TDB vol. 27, no. 8, January 1985, USA pages 4618 - 4622 BOWATER ET AL. 'raster graphics drawing hardware' |