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Class Information
Number: 523/152
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Processes of preparing a desired or intentional composition of at least one nonreactant material and at least one solid polymer or specified intermediate condensation product, or product thereof > Friction element composition or process of preparing > For wheeled vehicle
Description: Subject matter wherein the composition is used as a friction element for autombiles, trains, trailers, roller skates, skateboards, or other wheeled vehicles.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7338987 |
Friction material composition and friction material using the same |
Mar. 4, 2008 |
| 7326741 |
Friction material |
Feb. 5, 2008 |
| 7326742 |
Wet type friction material |
Feb. 5, 2008 |
| 7309725 |
Fiber base material for wet friction material |
Dec. 18, 2007 |
| 7297728 |
Friction material |
Nov. 20, 2007 |
| 7261846 |
Fiber-reinforced ceramic brake linings |
Aug. 28, 2007 |
| 7179850 |
Friction materials containing tin oxides |
Feb. 20, 2007 |
| 7160378 |
Modified friction control compositions |
Jan. 9, 2007 |
| 6777461 |
Polymeric composition for friction elements |
Aug. 17, 2004 |
| 6753374 |
Rubber compositions and method for increasing the Mooney Scorch value |
Jun. 22, 2004 |
| 6670408 |
Friction material |
Dec. 30, 2003 |
| 6660355 |
Wear resistant articles |
Dec. 9, 2003 |
| 6620860 |
Friction material |
Sep. 16, 2003 |
| 6586373 |
Wet friction material |
Jul. 1, 2003 |
| 6497307 |
Friction surface coating for a friction material of a brake system |
Dec. 24, 2002 |
| 6475614 |
Friction material |
Nov. 5, 2002 |
| 6455145 |
Friction member |
Sep. 24, 2002 |
| 6221475 |
Friction element in composite carbon/carbon-silicon carbide material and method for manufacturing same |
Apr. 24, 2001 |
| 6194059 |
Process for producing two-ply friction material |
Feb. 27, 2001 |
| 6130283 |
Aluminum hydroxide, method for producing the same, and method of use of the same |
Oct. 10, 2000 |
| 6110991 |
Friction materials containing blends of organic fibrous and particulate components |
Aug. 29, 2000 |
| 6110268 |
Sintered brake lining and method for its manufacture |
Aug. 29, 2000 |
| 6107386 |
Friction materials |
Aug. 22, 2000 |
| 6080230 |
Friction material composition |
Jun. 27, 2000 |
| 5965658 |
Carbonaceous friction materials |
Oct. 12, 1999 |
| 5919837 |
Friction materials containing blends of organic fibrous and particulate components |
Jul. 6, 1999 |
| 5891933 |
Metal titanates for friction stabilization of friction materials |
Apr. 6, 1999 |
| 5889081 |
Binder composition for friction materials, and friction material |
Mar. 30, 1999 |
| 5889082 |
Method for manufacturing friction materials containing blends of organic fibrous and particulate components |
Mar. 30, 1999 |
| 5889080 |
Friction materials containing blends of organic fibrous and particulate components |
Mar. 30, 1999 |
| 5821282 |
Self lubricating brake shoe material |
Oct. 13, 1998 |
| 5670231 |
Clutch facing |
Sep. 23, 1997 |
| 5516816 |
Friction composition and friction element fabricated therefrom |
May. 14, 1996 |
| 5502090 |
High tenacity and high toughness acrylic sulfide fibers, a process for production thereof, and composite materials prepared by using it |
Mar. 26, 1996 |
| 5376700 |
Rubber composition |
Dec. 27, 1994 |
| 5360842 |
Non-asbestos friction material |
Nov. 1, 1994 |
| 5344854 |
Friction material for brake |
Sep. 6, 1994 |
| 5292780 |
Compositions for friction elements |
Mar. 8, 1994 |
| 5290627 |
Friction material for operating in oil |
Mar. 1, 1994 |
| 5208273 |
Rubber composition and its application |
May. 4, 1993 |
| 5162395 |
Rubber composition |
Nov. 10, 1992 |
| 5145888 |
Non asbestos ion-polyer composite friction materials |
Sep. 8, 1992 |
| 5122550 |
Cellulose ester fibrils: a molding aid for friction materials |
Jun. 16, 1992 |
| 5093388 |
Very high friction eleastomer formulation for use in static braking applications |
Mar. 3, 1992 |
| 5087642 |
Friction material |
Feb. 11, 1992 |
| 5004497 |
Friction material |
Apr. 2, 1991 |
| 4954536 |
Brake-friction material |
Sep. 4, 1990 |
| 4895882 |
Friction material composite |
Jan. 23, 1990 |
| 4886706 |
Fibrous polyacrylonitrile reinforcing mixture for friction product applications, and method of making same |
Dec. 12, 1989 |
| 4861809 |
Friction material |
Aug. 29, 1989 |
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