Famous Patents
Felix Hoffmann, a German chemist, was searching for something to relieve his father's arthritis. In doing so, he "rediscovered" acetylsalicylic acid and in 1900, patented a stable process for developing it. Hence, we have aspirin.
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| Number | Title | Issue Date |
| 7316252 | Modular tire A device for serving as a wheel for motor vehicles, where the wheel has its tire tread replaceable when it is worn out via unique rims and molded tire features. An alternate internal structure prevents the tire from “going flat” or “blowing out” when it is p... | 01/08/2008 |
| 7219540 | Tire pressure adjustment system The invention concerns a tire pressure adjusting system for setting the pressure in a tire mounted on a vehicle. A pressure source assigned to the vehicle and at least one connecting line are provided, with which the pressure source can be connected to a tire. The t... | 05/22/2007 |
| 6076580 | Multi-chamber pressurizable tube for a tire Disclosed is a pressurizable inner multi chambered tube for a tire having resilient radial walls in the body sealingly the chambers from one another. A ring shaped manifold on the tube communicates to the chambers by a check valve at each chamber, the che... | 06/20/2000 |
| 5705604 | Tire sealer and inflator compositions This invention relates to novel tire sealer and inflator compositions. The compositions may be aqueous or non-aqueous and comprise a petroleum residual resin sealant, an amorphous polyolefin, an organic solvent, a vapor pressure depressant, and a non-flam... | 01/06/1998 |
| 5693161 | No-flat tire and no flat tire insert A no-flat tire and no-flat tire insert for use in vehicle wheels, which includes a plurality of chambers connected to a single valve system. The single valve inflates or deflates the plurality of chambers simultaneously during charging or discharging. Aft... | 12/02/1997 |
| 5618912 | Tire sealer and inflator compositions This invention relates to novel tire sealer and inflator compositions. The compositions may be aqueous or non-aqueous and comprise a petroleum residual resin sealant, an amorphous polyolefin, an organic solvent, a vapor pressure depressant, and a non-flam... | 04/08/1997 |
| 5556488 | Tire having a plurality of independent removable and reinforced sectors The invention relates to a tire formed of a plurality of independent pneuic sectors (S) intended to be mounted on a single rim (J) but removable individually from said rim (J), they being inflatable individually or together. The sectors (S) include at le... | 09/17/1996 |
| 5180455 | Pneumatic tire and improved inflation and deflation valve device A pneumatic tire includes an inflatable tire tube having a plurality of inflatable cell units arranged in an annular formation. A check valve is provided in a cell inlet opening of each cell unit. A control chamber is disposed adjacent to each cell unit a... | 01/19/1993 |
| 4884609 | No-flat tire insert A no-flat tire insert for use in vehicle tires. The tire insert includes a plurality of balloons all connected to a distribution manifold in a valve system. The distribution manifold inflates the plurality of balloons simultaneously during charging. The m... | 12/05/1989 |
