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Class Information
Number: 152/209.7
Name: Resilient tires and wheels > Tires, resilient > Anti-skid devices > Tread > Having tread sections (e.g., base-cap, etc.) containing different specified physio-chemical properties (e.g., hysteresis, modulus, hardness, etc.) or compositions > Including foam section
Description: Tread wherein at least one section has randomly dispersed pores or voids.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7398808 |
Micro-cellular closed-cell sponge rubber outers |
Jul. 15, 2008 |
| 7377300 |
Elastic tire for measuring the grip of a vehicle equipped therewith on a ground |
May. 27, 2008 |
| 7306019 |
Pneumatic tire including toriodally continuous cells and method of producing same |
Dec. 11, 2007 |
| 7249621 |
Rubber composition and tire with component of diene-based elastomer composition with corncob granule dispersion |
Jul. 31, 2007 |
| 7053137 |
Azodicarbonamide treatment for carbon black and rubber compounds |
May. 30, 2006 |
| 7021350 |
Pneumatic run-flat tire with porous elastomeric layer |
Apr. 4, 2006 |
| 6719024 |
Pneumatic tire having sipes |
Apr. 13, 2004 |
| 6497261 |
Pneumatic tire having tread made of foamed rubber composition |
Dec. 24, 2002 |
| 6450222 |
Non-pneumatic tire having an elastomeric hoop |
Sep. 17, 2002 |
| 6427738 |
Tire and vulcanized rubber including elongated cells |
Aug. 6, 2002 |
| 6336487 |
Pneumatic tire, method of manufacturing a pneumatic tire, rubber composition and vulcanized rubber composition |
Jan. 8, 2002 |
| 6216757 |
Low noise level tire |
Apr. 17, 2001 |
| 6075098 |
Pneumatic tire comprising a foamed rubber layer containing a vulcanization accelerator and comprising a closed cell and solid rubber phase |
Jun. 13, 2000 |
| 6021831 |
Pneumatic tire having foamed rubber |
Feb. 8, 2000 |
| 5975173 |
Pneumatic tire using fiber composite material |
Nov. 2, 1999 |
| 5950700 |
Pneumatic tire and vulcanization mold therefor |
Sep. 14, 1999 |
| 5571350 |
Pneumatic tire with tread of matrix foamed rubber containing resin |
Nov. 5, 1996 |
| 5499888 |
Bidirectional roadway for wheeled vehicles |
Mar. 19, 1996 |
| 5429164 |
Cap-and-base type pneumatic tires |
Jul. 4, 1995 |
| 5417267 |
Pneumatic tires including foamed rubber layer to reduce noise |
May. 23, 1995 |
| 5351734 |
Pneumatic tire with foam rubber in the tread |
Oct. 4, 1994 |
| 5181976 |
Pneumatic tire having expanded outer tread rubber layer |
Jan. 26, 1993 |
| 5176765 |
Pneumatic tire having outer tread layer of foam rubber |
Jan. 5, 1993 |
| 5147477 |
Pneumatic tire having foamed tread rubber |
Sep. 15, 1992 |
| 5109902 |
Pneumatic tires including a foamed tread base rubber |
May. 5, 1992 |
| 4249588 |
Pneumatic tire |
Feb. 10, 1981 |
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