Global Patent Index - EP 0960693 A3

EP 0960693 A3 2002-09-04 - A polishing machine

Title (en)

A polishing machine

Title (de)

Poliermaschine

Title (fr)

Machine de polissage

Publication

EP 0960693 A3 (EN)

Application

EP 99109243 A

Priority

JP 14715998 A

Abstract (en)

[origin: EP0960693A2] The present invention is a polishing machine, comprising a rotatable metallic platen whose surface is covered by the plural number of polishing pad, on the position of the surface of said metallic platen corresponding to the jointing lines of said polishing pads, the grooves are engraved, and the filling material which is different from the material composing the platen is inserted into said grooves. The desirable substance to be inserted into said grooves is stainless steel, synthetic resin or ceramics. <IMAGE>

IPC 1-7 (main, further and additional classification)

B24B 37/04; B24D 13/12; B24D 13/14

IPC 8 full level (invention and additional information)

B24B 37/12 (2012.01); B24B 37/16 (2012.01); B24B 41/047 (2006.01); B24D 13/14 (2006.01)

CPC (invention and additional information)

B24B 37/16 (2013.01); B24B 37/26 (2013.01); B24B 41/047 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

EP 0960693 A2 19991201; EP 0960693 A3 20020904; JP H11333703 A 19991207

INPADOC legal status


2003-01-02 [18D] APPLICATION DEEMED TO BE WITHDRAWN

- Effective date: 20011204

2002-09-04 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A3

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2002-09-04 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Free text: AL;LT;LV;MK;RO;SI

1999-12-01 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A2

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

1999-12-01 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO:

- Free text: AL;LT;LV;MK;RO;SI