Extract from the Register of European Patents

EP About this file: EP0886626

EP0886626 - ACID TOLERANT CALCIUM CARBONATE COMPOSITION [Right-click to bookmark this link]
Former [1999/01]ACID TOLERANT CALCIUM CARBONATE COMPOSITION AND USES THEREFOR
[2000/50]
StatusThe application has been refused
Status updated on  05.10.2001
Database last updated on 08.04.2026
Most recent event   Tooltip05.10.2001Refusal of applicationpublished on 21.11.2001 [2001/47]
Applicant(s)For all designated states
Imerys Pigments, Inc.
100 Mansell Court East, Suite 300
Roswell, GA 30076 / US
[N/P]
Former [2000/24]For all designated states
Imerys Pigments, Inc.
100 Mansell Court East, Suite 300
Roswell, GA 30076 / US
Former [1999/01]For all designated states
ECC INTERNATIONAL INC.
100 Mansell Court East, Suite 300
Roswell, GA 30076 / US
Inventor(s)01 / SNOWDEN, Kevin
514 N. Irwin Street
Milledgeville, GA 31061 / US
02 / RODRIGUEZ, Jose M.
PO Box 3485
Eatonton, Georgia 31024 / US
03 / WU, Kuan-Ting
No. 57-1, Cheng Kung Road
Tuku, Yunlin / TW
[1999/06]
Former [1999/01]01 / SNOWDEN, Kevin
514 N. Irwin Street
Milledgeville, GA 31061 / US
02 / RODRIGUEZ, Jose, M.
107 Whippoorwill Court
Eatonton, GA 31024 / US
03 / WU, Kuan-Ting
No. 57-1, Cheng Kung Road
Tuku, Yunlin / TW
Representative(s)Nash, David Allan, et al
Haseltine Lake LLP
Redcliff Quay
120 Redcliff Street
Bristol BS1 6HU / GB
[N/P]
Former [2001/24]Nash, David Allan, et al
Haseltine Lake & Co., Imperial House, 15-19 Kingsway
London WC2B 6UD / GB
Former [2000/24]McCormack, Derek James, et al
Imerys Minerals Limited, Intellectual Property Department, John Keay House
St Austell, Cornwall PL25 4DJ / GB
Former [1999/01]McCormack, Derek James, et al
ECC International Ltd, Patents Department, c/o John Keay House
St Austell, Cornwall PL25 4DJ / GB
Application number, filing date97908941.407.03.1997
[1999/01]
WO1997US03594
Priority number, dateUS1996061486313.03.1996         Original published format: US 614863
[1999/01]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report
No.:WO9733842
Date:18.09.1997
Language:EN
[1997/40]
Type: A1 Application with search report 
No.:EP0886626
Date:30.12.1998
Language:EN
The application published by WIPO in one of the EPO official languages on 18.09.1997 takes the place of the publication of the European patent application.
[1998/53]
Search report(s)International search report - published on:US18.09.1997
(Supplementary) European search report - dispatched on:EP25.11.1998
ClassificationIPC:C04B14/28, C09C1/02, C09C3/06, C01F11/18, D21H17/69
[1999/01]
CPC:
C09C3/006 (EP,US); C04B14/28 (KR); C09C1/02 (KR);
C09C1/021 (EP,US); C09C3/06 (KR); C09C3/10 (EP,US);
D21H17/675 (EP,US); C01P2004/51 (EP,US); C01P2006/12 (EP,US);
C01P2006/60 (EP,US); C01P2006/62 (EP,US); C01P2006/63 (EP,US);
C01P2006/64 (EP,US); C01P2006/80 (EP,US) (-)
Former IPC [1999/01]C04B14/28, C09C1/02, C09C3/06
Designated contracting statesAT,   BE,   CH,   DE,   DK,   FI,   FR,   GB,   IE,   LI,   SE [1999/01]
TitleGerman:SAUER TOLERANTE KALZIUMKARBONAT ZUSAMMENSETZUNG[2000/50]
English:ACID TOLERANT CALCIUM CARBONATE COMPOSITION[2000/50]
French:COMPOSITION DE CARBONATE DE CALCIUM TOLERANT AUX ACIDES[2000/50]
Former [1999/01]SAUER TOLERANTE KALZIUMKARBONAT ZUSAMMENSETZUNG UND IHRE VERWENDUNGEN
Former [1999/01]ACID TOLERANT CALCIUM CARBONATE COMPOSITION AND USES THEREFOR
Former [1999/01]COMPOSITION DE CARBONATE DE CALCIUM TOLERANT AUX ACIDES ET SES UTILISATIONS
Entry into regional phase05.10.1998National basic fee paid 
05.10.1998Search fee paid 
05.10.1998Designation fee(s) paid 
05.10.1998Examination fee paid 
Examination procedure07.10.1997Request for preliminary examination filed
International Preliminary Examining Authority: US
05.10.1998Examination requested  [1998/53]
16.12.1999Despatch of a communication from the examining division (Time limit: M06)
31.07.2000Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time
10.10.2000Reply to a communication from the examining division
20.11.2000Despatch of communication of intention to grant (Approval: )
02.05.2001Despatch of communication that the application is refused, reason: formalities examination [2001/47]
12.05.2001Application refused, date of legal effect [2001/47]
Request for further processing for:10.10.2000Request for further processing filed
10.10.2000Full payment received (date of receipt of payment)
Request granted
25.10.2000Decision despatched
Fees paidRenewal fee
22.02.1999Renewal fee patent year 03
18.02.2000Renewal fee patent year 04
16.02.2001Renewal fee patent year 05
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Documents cited:Search[X] JPS54131599  
 [X]   DATABASE WPI Week 7947, Derwent World Patents Index; AN 84890b, XP002084427 [X] 1,11,12 * abstract *
International search[Y]   VININGS CHEMICAL COMPANY, 1979, THOMAS Jr., "Sodium Aluminate in Paper Manufacture", pages 29-32. [Y]
 [Y]   TAPPI, March 1982, Vol. 65, No. 3, ARNSON, "The Chemistry of Aluminum Salts in Papermaking", pages 125-130. [Y]
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