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Patent applications and USPTO patent grants for Bister; Erhard.The latest application filed is for "dye based on at least one polymer dispersion and method for application of the dye".
Patent | Date |
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Dye based on at least one polymer dispersion and method for application of the dye App 20070129469 - Befurt; Uwe ;   et al. | 2007-06-07 |
Use of aqueous cationic dispersions of synthetic resins for impregnating and priming of absorbent substrates Grant 4,871,594 - Bister , et al. October 3, 1 | 1989-10-03 |
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