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Class Information
Number: 451/534
Name: Abrading > Flexible-member tool, per se > Laminate > Discontinuous or differential coating impregnation or bond
Description: Flexible-member tool comprising plastic facing, saturating, or joining material which is present in isolated areas, or as differing compositions, or varying in concentration or in physical characteristics; or comprising plural layers whose juncture (either adhesive or cohesive) is of different character (e.g., strong bond next to weak bond) in different areas of the tool.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7544114 |
Abrasive articles with novel structures and methods for grinding |
Jun. 9, 2009 |
| 7520968 |
Conductive pad design modification for better wafer-pad contact |
Apr. 21, 2009 |
| 7427340 |
Conductive pad |
Sep. 23, 2008 |
| 7374476 |
Method and apparatus for forming a planarizing pad having a film and texture elements for planarization of microelectronic substrates |
May. 20, 2008 |
| 7364501 |
Sanding block and method of making same |
Apr. 29, 2008 |
| 7329171 |
Fixed abrasive article for use in modifying a semiconductor wafer |
Feb. 12, 2008 |
| 7275980 |
Abrasive articles with novel structures and methods for grinding |
Oct. 2, 2007 |
| 7163450 |
Abrasive pad |
Jan. 16, 2007 |
| 7137872 |
Scratch removal device and method |
Nov. 21, 2006 |
| 7077737 |
Flexible file and file dispenser system |
Jul. 18, 2006 |
| 6986705 |
Polishing pad and method of making same |
Jan. 17, 2006 |
| 6935931 |
Microporous polishing pads |
Aug. 30, 2005 |
| 6929539 |
Flexible abrasive product and method of making and using the same |
Aug. 16, 2005 |
| 6921566 |
Cushioned grip tape |
Jul. 26, 2005 |
| 6915796 |
Superabrasive wire saw and associated methods of manufacture |
Jul. 12, 2005 |
| 6913517 |
Microporous polishing pads |
Jul. 5, 2005 |
| 6905526 |
Fabrication of an ion exchange polish pad |
Jun. 14, 2005 |
| 6899598 |
Microporous polishing pads |
May. 31, 2005 |
| 6896593 |
Microporous polishing pads |
May. 24, 2005 |
| 6881483 |
Ceramic aggregate particles |
Apr. 19, 2005 |
| 6875097 |
Fixed abrasive CMP pad with built-in additives |
Apr. 5, 2005 |
| 6846232 |
Backing and abrasive product made with the backing and method of making and using the backing and abrasive product |
Jan. 25, 2005 |
| 6840843 |
Method for manufacturing a polishing pad having a compressed translucent region |
Jan. 11, 2005 |
| 6837781 |
Polishing pad |
Jan. 4, 2005 |
| 6790126 |
Agglomerate abrasive grain and a method of making the same |
Sep. 14, 2004 |
| 6786801 |
Method for gasket removal |
Sep. 7, 2004 |
| 6752708 |
Pad conditioner for semiconductor substrates |
Jun. 22, 2004 |
| 6716092 |
Apparatus for making a polishing pad with a partial adhesive coating |
Apr. 6, 2004 |
| 6632129 |
Fixed abrasive article for use in modifying a semiconductor wafer |
Oct. 14, 2003 |
| 6616520 |
Polishing cloth and method for attaching/detaching the polishing cloth to/from polishing machine base plate |
Sep. 9, 2003 |
| 6582289 |
Flap disc |
Jun. 24, 2003 |
| 6537140 |
Patterned abrasive tools |
Mar. 25, 2003 |
| 6517426 |
Composite polishing pad for chemical-mechanical polishing |
Feb. 11, 2003 |
| 6514132 |
Hardened skin care instrument |
Feb. 4, 2003 |
| 6500220 |
Impregnated grinding wheel |
Dec. 31, 2002 |
| 6464576 |
Stacked polishing pad having sealed edge |
Oct. 15, 2002 |
| 6458023 |
Multi characterized chemical mechanical polishing pad and method for fabricating the same |
Oct. 1, 2002 |
| 6425803 |
Scored polishing pad and methods relating thereto |
Jul. 30, 2002 |
| 6419573 |
Sanding sponge with high tear strength backing layer |
Jul. 16, 2002 |
| 6406577 |
Method of making abrasive belt with an endless, seamless backing |
Jun. 18, 2002 |
| 6406576 |
Method of making coated abrasive belt with an endless, seamless backing |
Jun. 18, 2002 |
| 6375543 |
Abrasive molding, abrasive disc and polishing process using the abrasive disc |
Apr. 23, 2002 |
| 6337280 |
Polishing cloth and method of manufacturing semiconductor device using the same |
Jan. 8, 2002 |
| 6299521 |
Polishing sheet |
Oct. 9, 2001 |
| 6231427 |
Linear polisher and method for semiconductor wafer planarization |
May. 15, 2001 |
| 6217432 |
Abrasive article comprising a barrier coating |
Apr. 17, 2001 |
| 6190240 |
Method for producing pad conditioner for semiconductor substrates |
Feb. 20, 2001 |
| 6120359 |
Apparatus and method for forming spherical end surface of coaxial composite member |
Sep. 19, 2000 |
| 6117000 |
Polishing pad for a semiconductor substrate |
Sep. 12, 2000 |
| 6095912 |
Flexible abrasive member |
Aug. 1, 2000 |
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