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Patent applications and USPTO patent grants for Krumel, Karl Leopold.The latest application filed is for "process to produce halo-4-phenoxyquinolines".
Patent | Date |
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Process to produce halo-4-phenoxyquinolines App 20040044217 - Krumel, Karl Leopold ;   et al. | 2004-03-04 |
Selective electrochemical reduction of halogenated 4-aminopicolinic acids App 20010054559 - Krumel, Karl Leopold ;   et al. | 2001-12-27 |
4-aminopicolinates and their use as herbicides App 20010047099 - Fields, Stephen Craig ;   et al. | 2001-11-29 |
4-aminopicolinates and their use as herbicides Grant 6,297,197 - Fields , et al. October 2, 2 | 2001-10-02 |
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