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 |
| 3991839 | Projection scale with price indicator A price-indicating projection weighing scale provided with a plurality of projectable graduation scales on a support member having several price scales each corresponding to a certain base price, the support member being movable in dependence of weight, a... | 11/16/1976 |
