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Extract from the Register of European Patents

EP About this file: EP0505142

EP0505142 - A method and apparatus for rendering a three-dimensional object on a two-dimensional display [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  29.08.1997
Database last updated on 11.09.2024
Most recent event   Tooltip07.12.2007Lapse of the patent in a contracting state
Updated state(s): FR
published on 09.01.2008  [2008/02]
Applicant(s)For all designated states
International Business Machines Corporation
New Orchard Road
Armonk, NY 10504 / US
[N/P]
Former [1992/39]For all designated states
International Business Machines Corporation
Old Orchard Road
Armonk, N.Y. 10504 / US
Inventor(s)01 / Koide, Akio
No 2 Hiruzu 303, 2-3-22 Miyamaedaira, Miyamae-ku
Kawasaki-shi, Kanagawa-ken / JP
[1992/39]
Representative(s)Burt, Roger James
IBM United Kingdom Limited Intellectual Property Department Hursley Park Winchester
Hampshire SO21 2JN / GB
[N/P]
Former [1993/41]Burt, Roger James, Dr.
IBM United Kingdom Limited Intellectual Property Department Hursley Park
Winchester Hampshire SO21 2JN / GB
Former [1992/39]Killgren, Neil Arthur
IBM United Kingdom Limited Intellectual Property Department Hursley Park
Winchester Hampshire SO21 2JN / GB
Application number, filing date92302279.217.03.1992
[1992/39]
Priority number, dateJP1991007731218.03.1991         Original published format: JP 7731291
[1992/39]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0505142
Date:23.09.1992
Language:EN
[1992/39]
Type: A3 Search report 
No.:EP0505142
Date:28.12.1994
Language:EN
[1994/52]
Type: B1 Patent specification 
No.:EP0505142
Date:23.10.1996
Language:EN
[1996/43]
Search report(s)(Supplementary) European search report - dispatched on:EP14.11.1994
ClassificationIPC:G06T15/00
[1996/43]
CPC:
G06T15/04 (EP)
Former IPC [1992/39]G06F15/72
Designated contracting statesDE,   FR,   GB,   IT [1992/39]
TitleGerman:Verfahren und Einrichtung zur Darstellung eines dreidimensionalen Objektes auf einer zweidimensionalen Anzeige[1992/39]
English:A method and apparatus for rendering a three-dimensional object on a two-dimensional display[1992/39]
French:Procédé et dispositif pour représenter une image à trois dimensions sur un affichage à deux dimensions[1992/39]
Examination procedure20.01.1993Examination requested  [1993/11]
29.05.1995Despatch of a communication from the examining division (Time limit: M04)
14.09.1995Reply to a communication from the examining division
03.01.1996Despatch of communication of intention to grant (Approval: Yes)
19.04.1996Communication of intention to grant the patent
03.05.1996Fee for grant paid
03.05.1996Fee for publishing/printing paid
Opposition(s)24.07.1997No opposition filed within time limit [1997/42]
Fees paidRenewal fee
24.03.1994Renewal fee patent year 03
23.03.1995Renewal fee patent year 04
08.03.1996Renewal fee patent year 05
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Lapses during opposition  TooltipFR23.10.1996
IT23.10.1996
DE24.01.1997
[2006/14]
Former [1999/42]IT23.10.1996
DE24.01.1997
FR21.03.1997
Former [1997/34]DE24.01.1997
FR21.03.1997
Former [1997/29]DE24.01.1997
Documents cited:Search[A]DE2933573  (LUEG) [A] 1,8 * page 3, line 20 - page 4, line 22 *
 [DA]  - BASH ET AL, "Van der Waals Surfaces in Molecular Modeling", SCIENCE, LANCASTER, PA US, (1983), vol. 222, pages 1325 - 1327 [DA] 1-3,6,8,9 * the whole document *
 [A]  - MAX ET AL, "Spherical Harmonic Molecular Surfaces", IEEE COMPUTER GRAPHICS AND APPLICATIONS, NEW YORK US, (198807), vol. 8, no. 4, pages 42 - 50 [A] 1,8 * page 43, column L, line 39 - column R, line 46; figure 4 *
 [A]  - "Visualization of molecular structures under the graPHIGS API V2 environment at IBM 6090 and risc system/6000 workstations", IBM TECHNICAL DISCLOSURE BULLETIN., NEW YORK US, (199103), vol. 33, no. 10A, pages 92 - 93 [A] 1-3,8,9 * the whole document *
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.