Anti-skid Devices Patents (Class 152/208)
- For controlling noise by varying design cycle (e.g., specified pitch ratio, pitch sequence, etc.) (Class 152/209.2)
- Containing randomly dispersed short fibers or anti-skid granules (Class 152/209.4)
- Having tread sections (e.g., base-cap, etc.) containing different specified physio-chemical properties (e.g., hysteresis, modulus, hardness, etc.) or compositions (Class 152/209.5)
- Having asymmetric tread pattern (Class 152/209.8)
- For sidewall-running tires (e.g., unicycle, motorcycle, bicycle, etc.) (Class 152/209.11)
- Containing lugs having or appearing to have net to gross ratios of less than 35 percent (e.g., farm equipment, tractor tire, etc.) (Class 152/209.12)
- Having tire tread profile defined by diverse radii of curvature (Class 152/209.14)
- Characterized by shape of upper surface of tread element (e.g., block with upper convex surface, etc.) (Class 152/209.15)
- Having specified tread shoulder structure (Class 152/209.16)
- Having isolated holes or suction cups (Class 152/209.17)
- Having groove or sipe with specified dimension or structure therewithin (Class 152/209.18)
- Having directional two dimensional pattern (e.g., "v" shaped, etc.) (Class 152/209.28)
- With embedded anti-skid elements (Class 152/210)