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Patent applications and USPTO patent grants for Koch; Peter Alois.The latest application filed is for "method of making halophthalic acids and halophthalic anhydrides".
Patent | Date |
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Method of making halophthalic acids and halophthalic anhydrides Grant 7,732,559 - Colborn , et al. June 8, 2 | 2010-06-08 |
Method of making halophthalic acids and halophthalic anhydrides Grant 7,541,489 - Colborn , et al. June 2, 2 | 2009-06-02 |
Method Of Making Halophthalic Acids And Halophthalic Anhydrides App 20080275211 - Colborn; Robert Edgar ;   et al. | 2008-11-06 |
Method of making halophthalic acids and halophthalic anhydrides App 20060004224 - Colborn; Robert Edgar ;   et al. | 2006-01-05 |
Method of making halophthalic acids and halophthalic anhydrides App 20060004223 - Colborn; Robert Edgar ;   et al. | 2006-01-05 |
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