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Extract from the Register of European Patents

EP About this file: EP0960236

EP0960236 - LUMEN LOADING OF MINERAL FILLER INTO CELLULOSE FIBERS FOR PAPERMAKING [Right-click to bookmark this link]
StatusPatent revoked
Status updated on  24.07.2009
Database last updated on 05.04.2025
Most recent event   Tooltip01.01.2010Lapse of the patent in a contracting state
New state(s): IT		published on 03.02.2010  [2010/05]
Applicant(s)For all designated states
MINERALS TECHNOLOGIES INC.
405 Lexington Avenue
New York, New York 10174-1901 / US
[1999/48]
Inventor(s)01 / HOCKMAN, John, Albert
798 N. SUMMIT-ROAD
Bath, PA 18014 / US
02 / SOHARA, Joseph, Andrew
3346 Delong Avenue
Bethlehem, PA 18017 / US
[2000/09]
Representative(s)Bawden, Peter Charles
Bawden & Associates
Rothamsted Enterprises
Russell Building
West Common
Harpenden, Hertfordshire AL5 2JQ / GB
[N/P]
Application number, filing date98905092.710.02.1998
[1999/48]
WO1998US02925
Priority number, dateUS1997079721911.02.1997         Original published format: US 797219
[1999/48]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9835095
Date:13.08.1998
Language:EN
[1998/32]
Type: A1 Application with search report 
No.:EP0960236
Date:01.12.1999
Language:EN
The application published by WIPO in one of the EPO official languages on 13.08.1998 takes the place of the publication of the European patent application.
[1999/48]
Type: B1 Patent specification 
No.:EP0960236
Date:10.09.2003
Language:EN
[2003/37]
Search report(s)International search report - published on:EP13.08.1998
ClassificationIPC:D21H17/67, D21H23/04
[1999/48]
CPC:
D21H23/04 (EP); D21H17/67 (KR); D21C9/004 (EP);
D21C9/005 (EP); D21H17/675 (EP); D21H17/28 (EP); (+)
Designated contracting statesAT,   DE,   FI,   FR,   GB,   IT,   NL,   PT,   SE [1999/48]
TitleGerman:FÜLLEN VON ZELLSTOFFFASERHOHLRAUM MIT MINERALISCHEM FÜLLSTOFF ZUR PAPIERHERSTELLUNG[1999/48]
English:LUMEN LOADING OF MINERAL FILLER INTO CELLULOSE FIBERS FOR PAPERMAKING[1999/48]
French:REMPLISSAGE DE LUMIERE DE FIBRES CELLULOSIQUES PAR UNE CHARGE MINERALE EN VUE DE LA FABRICATION DE PAPIER[1999/48]
Entry into regional phase26.07.1999National basic fee paid 
26.07.1999Designation fee(s) paid 
26.07.1999Examination fee paid 
Examination procedure07.09.1998Request for preliminary examination filed
International Preliminary Examining Authority: EP
26.07.1999Examination requested  [1999/48]
23.05.2001Despatch of a communication from the examining division (Time limit: M04)
21.09.2001Reply to a communication from the examining division
08.11.2001Despatch of a communication from the examining division (Time limit: M04)
18.03.2002Reply to a communication from the examining division
30.07.2002Communication of intention to grant the patent
17.12.2002Fee for grant paid
17.12.2002Fee for publishing/printing paid
Opposition(s)Opponent(s)01  10.06.2004    ADMISSIBLE
OMYA AG
Baslerstr. 42
4665 Oftringen / CH
Opponent's representative
Richebourg, Michel François
Cabinet Michel Richebourg
"Le Clos du Golf"
69, rue Saint-Simon
42000 Saint Etienne / FR
 [N/P]
deletedDeletion: Legal effect of rejection of opposition [ N /P ]
30.07.2004Invitation to proprietor to file observations on the notice of opposition
09.02.2005Reply of patent proprietor to notice(s) of opposition
27.03.2006Date of oral proceedings
21.04.2006Despatch of minutes of oral proceedings
21.04.2006Date of despatch of rejection of opposition
26.05.2009Legal effect of revocation of patent [2009/35]
26.05.2009Despatch of communication that the patent will be revoked
Appeal following opposition19.06.2006Appeal received No.  T0983/06
21.08.2006Statement of grounds filed
26.05.2009Result of appeal procedure: revocation of the patent
26.05.2009Date of oral proceedings
08.06.2009Minutes of the oral proceedings despatched
Request for further processing for:17.12.2002Request for further processing filed
17.12.2002Full payment received (date of receipt of payment)
Request granted
16.01.2003Decision despatched
Fees paidRenewal fee
24.01.2000Renewal fee patent year 03
24.01.2001Renewal fee patent year 04
04.02.2002Renewal fee patent year 05
06.02.2003Renewal fee patent year 06
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Lapses during opposition  TooltipAT10.02.2008
GB10.02.2008
IT10.02.2008
NL01.09.2008
[2010/05]
Cited inInternational search[AD]US4510020  (GREEN HAROLD V [CA], et al) [AD] 1-17 * column W *;
 [AD]US5096539  (ALLAN G GRAHAM [US]) [AD] 1-17* column W *;
 [PX]  - CHANG, S. ET AL, "Lumen Loading with Calcium Carbonate Pigments", TAGA PROCEEDINGS 1997 (TAGA), SESSION: EXPERIMENTAL ANALYSIS OF PRINTING: 639-657 (1997;TAGA). [ENGL.], (199710), XP002065927 [PX] 1-3,7-9,11,16,17 * page 643, paragraphs 1-2 * * page 647, paragraphs 1-3 *
 [X]  - KIM, S. H. ET AL, "Effect of Lumen Loading on Paper Properties of Pulp Fiber", PAPERCHEM, THE INSTITUTE OF PAPER SCIENCE AND TECHNOLOGY, ATLANTA, GA, US, XP002064536 [X] 1,15 * abstract *
    [ ] - J. TAPPIK 25, NO. 2: 31-41 (1993). [KOREAN;ENGL. SUM.]
Examination   - "Pulp and Paper Manufacture, Vol. 6 "Stock Preparation" 3rd. ed 1983, The Joint Textbook Committee of the Paper Industry, TAPPI Atlanta USA
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.