The first match was accidentally discovered in 1826 when John Walker scraped a stick with chemicals on the end against a stone floor.
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| Number | Title | Issue Date |
| 7622498 | Sugar derivatives comprising oxiranes or α, β-unsaturated δ-lactones, process for their preparation and their utilisation as pesticides Pesticidal compounds of general formula (I) Wherein represents a double bond; A— represents ═C(R5)—C(═O)—, wherein R represents hydrogen or halogen, R1 and R2 represent, indepen... | 11/24/2009 |
| 7538139 | Sugar derivatives comprising oxiranes or α, β-unsaturated γ-lactones, process for their preparation and their utilisation as pesticides A method for controlling pests, the method comprising applying an effective amount to pests or their locus of one or more compounds of general formula (I) wherein R1 and R2 represent, independently fro... | 05/26/2009 |