| 1/00 | Tyres characterised by the chemical composition or the physical arrangement or mixture of the composition |
| 3/00 | Tyres characterised by transverse section (characterised by rail-engaging elements B60B 17/00) |
| 3/02 | Tyres characterised by transverse section (characterised by rail-engaging elements B60B 17/00) Closed, e.g. toroidal, tyres |
| 3/04 | Tyres characterised by transverse section (characterised by rail-engaging elements B60B 17/00) characterised by the relative dimensions of the section, e.g. low profile (B60C 3/06 takes precedence) |
| 3/06 | Tyres characterised by transverse section (characterised by rail-engaging elements B60B 17/00) asymmetric |
| 3/08 | Tyres characterised by transverse section (characterised by rail-engaging elements B60B 17/00) collapsible into storage or non-use condition, e.g. space-saving spare tyres (run-flat tyres B60C 17/08) |
| 5/00 | Inflatable pneumatic tyres or inner tubes (B60C 1/00, B60C 9/00-B60C 17/00 take precedence) |
| 5/01 | Inflatable pneumatic tyres or inner tubes (B60C 1/00, B60C 9/00-B60C 17/00 take precedence) without substantial cord reinforcement, e.g. cordless tyres, cast tyres |
| 5/02 | Inflatable pneumatic tyres or inner tubes (B60C 1/00, B60C 9/00-B60C 17/00 take precedence) having separate inflatable inserts, e.g. with inner tubes; Means for lubricating, venting, preventing relative movement between tyre and inner tube (B60C 5/2 takes precedence) |
| 5/04 | Inflatable pneumatic tyres or inner tubes (B60C 1/00, B60C 9/00-B60C 17/00 take precedence) having separate inflatable inserts, e.g. with inner tubes; Means for lubricating, venting, preventing relative movement between tyre and inner tube (B60C 5/2 takes precedence) Shape or construction of inflatable inserts (B60C 5/1 takes precedence) |
| 5/08 | Inflatable pneumatic tyres or inner tubes (B60C 1/00, B60C 9/00-B60C 17/00 take precedence) having separate inflatable inserts, e.g. with inner tubes; Means for lubricating, venting, preventing relative movement between tyre and inner tube (B60C 5/2 takes precedence) Shape or construction of inflatable inserts (B60C 5/1 takes precedence) having reinforcing means |
| 5/10 | Inflatable pneumatic tyres or inner tubes (B60C 1/00, B60C 9/00-B60C 17/00 take precedence) formed as a single discontinuous ring with contiguous ends which may be connected together |
| 5/12 | Inflatable pneumatic tyres or inner tubes (B60C 1/00, B60C 9/00-B60C 17/00 take precedence) without separate inflatable inserts, e.g. tubeless tyres with transverse section open to the rim (B60C 5/2 takes precedence) |
| 5/14 | Inflatable pneumatic tyres or inner tubes (B60C 1/00, B60C 9/00-B60C 17/00 take precedence) without separate inflatable inserts, e.g. tubeless tyres with transverse section open to the rim (B60C 5/2 takes precedence) with impervious liner or coating on the inner wall of the tyre |
| 5/16 | Inflatable pneumatic tyres or inner tubes (B60C 1/00, B60C 9/00-B60C 17/00 take precedence) without separate inflatable inserts, e.g. tubeless tyres with transverse section open to the rim (B60C 5/2 takes precedence) Sealing means between beads and rims, e.g. bands |
| 5/18 | Inflatable pneumatic tyres or inner tubes (B60C 1/00, B60C 9/00-B60C 17/00 take precedence) Sectional casings, e.g. comprising replaceable arcuate parts |
| 5/20 | Inflatable pneumatic tyres or inner tubes (B60C 1/00, B60C 9/00-B60C 17/00 take precedence) having multiple separate inflatable chambers (with additional tubes which become load supporting in emergence B60C 17/02) |
| 5/22 | Inflatable pneumatic tyres or inner tubes (B60C 1/00, B60C 9/00-B60C 17/00 take precedence) having multiple separate inflatable chambers (with additional tubes which become load supporting in emergence B60C 17/02) the chambers being annular |
| 5/24 | Inflatable pneumatic tyres or inner tubes (B60C 1/00, B60C 9/00-B60C 17/00 take precedence) having multiple separate inflatable chambers (with additional tubes which become load supporting in emergence B60C 17/02) the walls of the chambers extending transversely of the tyre |
| 7/00 | Non-inflatable or solid tyres (B60C 1/00 takes precedence; tyres or rims characterised by rail-engaging elements B60B 17/00) |