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Extract from the Register of European Patents

EP About this file: EP1116704

EP1116704 - Nanocomposite dense sintered silicon carbonitride ceramic cutting tool [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  13.06.2014
Database last updated on 29.03.2025
Most recent event   Tooltip13.06.2014Application deemed to be withdrawnpublished on 16.07.2014  [2014/29]
Applicant(s)For all designated states
Metalloceramica Vanzetti S.p.A.
Via Orobia 4
20139 Milan / IT
For all designated states
H.C. Starck GmbH
Im Schleeke 78-91
38642 Goslar / DE
[2001/44]
Former [2001/29]For all designated states
Metalloceramica Vanzetti S.p.A.
Via Orobia 4
20139 Milan / IT
For all designated states
H.C. Starck GmbH & Co. KG
Im Schleeke 78-91
38642 Goslar / DE
Inventor(s)01 / Ferrari, Alberto
Via Ripamonti 255
20141 Milano / IT
02 / Pedrazzi, Giorgio
Via dei Larici 34
20152 Milano / IT
03 / Schwier, Gerd
Hochgrevestrasse 12
38640 Goslar / DE
04 / Schmitz, Heinz Withold
Eschbacher Strasse 73
79761 Waldshut / DE
05 / Morrell, Roger
39 Claremont Road
Teddington, Middlesex TW11 8DH / GB
06 / Martelli, Stefano
Via Mazzarino Santo 122
00133 Roma / IT
 [2001/29]
Representative(s)Bonatto, Marco, et al
Barzanò & Zanardo S.p.A.
Via Borgonuovo, 10
20121 Milano / IT
[N/P]
Former [2012/47]Bonatto, Marco, et al
Barzanò & Zanardo Milano S.p.A.
Via Borgonuovo, 10
20121 Milano / IT
Former [2011/10]Coletti, Raimondo, et al
Barzanò & Zanardo Milano S.p.A. Via Borgonuovo, 10
20121 Milano / IT
Former [2001/29]De Gregori, Antonella
Ing. Barzano & Zanardo Milano S.p.A. Via Borgonuovo 10
20121 Milano / IT
Application number, filing date00200077.611.01.2000
[2001/29]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP1116704
Date:18.07.2001
Language:EN
[2001/29]
Search report(s)(Supplementary) European search report - dispatched on:EP12.07.2000
ClassificationIPC:C04B35/565, C04B35/584
[2001/29]
CPC:
C04B35/5935 (EP); C23C30/005 (EP)
Designated contracting statesDE,   FR,   GB,   IT [2002/15]
Former [2001/29]AT,  BE,  CH,  CY,  DE,  DK,  ES,  FI,  FR,  GB,  GR,  IE,  IT,  LI,  LU,  MC,  NL,  PT,  SE 
TitleGerman:Schneidwerkzeug aus dichtgesinterter Siliziumcarbonitrid-Nanoverbundkeramik[2001/29]
English:Nanocomposite dense sintered silicon carbonitride ceramic cutting tool[2001/29]
French:Outil de coupe en ceramique dense et fritté de carboniture de silicium nanocomposite[2001/29]
Examination procedure23.10.2001Examination requested  [2001/51]
03.05.2002Despatch of a communication from the examining division (Time limit: M04)
15.05.2002Despatch of communication of loss of particular rights: designated state(s) AT, BE, CH, CY, DK, ES, FI, GR, IE, LU, MC, NL, PT, SE
26.08.2002Loss of particular rights, legal effect: designated state(s)
03.09.2002Reply to a communication from the examining division
17.09.2002Despatch of a communication from the examining division (Time limit: M04)
13.01.2003Reply to a communication from the examining division
30.03.2005Despatch of a communication from the examining division (Time limit: M04)
08.07.2005Reply to a communication from the examining division
20.09.2005Despatch of communication that the application is refused, reason: formalities examination {1}
02.10.2013Despatch of a communication from the examining division (Time limit: M04)
12.03.2014Despatch of communication that the application is deemed to be withdrawn, reason: reply to the communication from the examining division not received in time  [2014/29]
15.04.2014Application deemed to be withdrawn, date of legal effect  [2014/29]
Appeal following examination18.11.2005Appeal received No.  T0143/06
20.01.2006Statement of grounds filed
20.12.2010Result of appeal procedure: continuation of examination procedure
Divisional application(s)The date of the Examining Division's first communication in respect of the earliest application for which a communication has been issued is  03.05.2002
Fees paidRenewal fee
17.12.2001Renewal fee patent year 03
12.12.2002Renewal fee patent year 04
12.12.2003Renewal fee patent year 05
29.12.2004Renewal fee patent year 06
11.01.2006Renewal fee patent year 07
09.01.2007Renewal fee patent year 08
08.01.2008Renewal fee patent year 09
02.02.2009Renewal fee patent year 10
01.02.2010Renewal fee patent year 11
31.01.2011Renewal fee patent year 12
31.01.2012Renewal fee patent year 13
31.01.2013Renewal fee patent year 14
31.01.2014Renewal fee patent year 15
Penalty fee
Penalty fee Rule 85a EPC 1973
27.02.2002AT   M01   Not yet paid
27.02.2002BE   M01   Not yet paid
27.02.2002CH   M01   Not yet paid
27.02.2002CY   M01   Not yet paid
27.02.2002DK   M01   Not yet paid
27.02.2002ES   M01   Not yet paid
27.02.2002FI   M01   Not yet paid
27.02.2002GR   M01   Not yet paid
27.02.2002IE   M01   Not yet paid
27.02.2002LU   M01   Not yet paid
27.02.2002MC   M01   Not yet paid
27.02.2002NL   M01   Not yet paid
27.02.2002PT   M01   Not yet paid
27.02.2002SE   M01   Not yet paid
Opt-out from the exclusive  Tooltip
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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.
Documents cited:Search[XY]JPH04294903  ;
 [XY]JPH06344203  ;
 [Y]JPH02160669  ;
 [Y]JPH05262565  ;
 [Y]US5525556  (DUNMEAD STEPHEN D [US], et al) [Y] 8-10,14-16 * column 1, line 16 - line 24 * * column 2, line 1 - column 3, line 63 * * example 93 *;
 [XY]  - PATENT ABSTRACTS OF JAPAN, (19930302), vol. 017, no. 103, Database accession no. (M - 1374), & JP04294903 A 19921019 (RIKEN CORP) [X] 1,2,4-7,11-13 * abstract * [Y] 8-10,14-16
 [XY]  - PATENT ABSTRACTS OF JAPAN, (19950428), vol. 1995, no. 03, & JP06344203 A 19941220 (MITSUBISHI GAS CHEM CO INC) [X] 1,2,4-7,11-13 * abstract * [Y] 8-10
 [Y]  - KAISER, AXEL ET AL, "Composites of Si3N4 and nanosized SiC", SILIC. IND. (1996), 61(5-6), 111-115, (1996), XP000915989 [Y] 8-10 * paragraphs [02.1] , [03.1] , [03.4] *
 [Y]  - KENNEDY, T. ET AL, "Fabrication of silicon nitride-silicon carbide nanocomposite ceramics", KEY ENG. MATER. (1995), 99-100(ADVANCES IN ENGINEERING MATERIALS), 257-63, (1995), XP000916066 [Y] 8-10 * page 258 * * page 261; figures 3,4 * * page 262; table 1 *
 [Y]  - PATENT ABSTRACTS OF JAPAN, (19900912), vol. 014, no. 423, Database accession no. (C - 0757), & JP02160669 A 19900620 (MITSUBISHI GAS CHEM CO INC) [Y] 8-10 * abstract *
 [Y]  - PATENT ABSTRACTS OF JAPAN, (19940118), vol. 018, no. 032, Database accession no. (C - 1154), & JP05262565 A 19931012 (RIKEN CORP;OTHERS: 01) [Y] 8-10 * abstract *
 [Y]  - YANG, JIAN-FENG ET AL, "Fabrication and mechanical properties of Si3N4/SiC nanocomposites under pressureless sintering", FUNTAI OYOBI FUNMATSU YAKIN (1998), 45(12), 1172-1177, XP000916061 [Y] 8-10 * page 1173, paragraph 2 * * page 1175; table 1 *
ExaminationUS4264548
 US5914286
    - V. K. SARIN, "On the alpha to beta phase transformation in silicon nitride", MATERIALS SCIENCE AND ENGINEERING, (1988), vol. A 105/106, pages 151 - 159
    - P. GREIL, G. PETZOW, H. TANAKA, "Sintering and HIPping of silicon nitride-silicon carbide composite materials", CERAMICS INTERNATIONAL, (1987), vol. 13, no. 1, pages 19 - 25
    - D. BUCEVAC, S. BOSKOVIC, B. MATOVIC, LJ ZIVKOVIC, M. VLAJIC, V. KRSTIC, "Correlation between fracture toughness and microstructure of seed of silicon nitride ceramics", JOURNAL OF MATERIALS SCIENCE, (2007), vol. 42, no. 18, pages 7920 - 7926
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.