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Patent applications and USPTO patent grants for Heumann; Donald O..The latest application filed is for "extracts of vetiver oil as a repellent and toxicant to ticks and cockroaches".
Patent | Date |
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Extracts of vetiver oil as repellent and toxicant to ants, ticks, and cockroaches Grant 6,906,108 - Henderson , et al. June 14, 2 | 2005-06-14 |
Vetiver oil extracts as termite repellent and toxicant Grant 6,890,960 - Henderson , et al. May 10, 2 | 2005-05-10 |
Extracts of vetiver oil as a repellent and toxicant to ticks and cockroaches App 20040157935 - Henderson, Gregg ;   et al. | 2004-08-12 |
Extracts of vetiver oil as repellent and toxicant to ants, ticks, and cockroaches App 20030073748 - Henderson, Gregg ;   et al. | 2003-04-17 |
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