Saponin containing anti-feedant and molluscicide for terrestrial mollusc control
Patent 5290557 Issued on March 1, 1994. Estimated Expiration Date: 
July 16, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
July 16, 2012. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesMedicine containing the main sapogenin of helleborus Patent #: 3956491 InventorsAssigneeApplicationNo. 915066 filed on 07/16/1992US Classes:424/410, Impregnated or coated food or edible simulative of food (e.g., bait, poison, etc.)424/195.18, NATURAL RESIN, GUM, OR BALSAM AS ACTIVE INGREDIENT (E.G., CONIFER RESIN, PINE GUM, ROSIN, NATURAL LATEX, ETC.)424/405, Biocides; animal or insect repellents or attractants (e.g., disinfectants, pesticides, etc.)424/500, Contains natural gums and resins424/502, Contains waxes, higher fatty acids, higher fatty alcohols424/777Containing or obtained from a fruit (aka fructus), including berryExaminersPrimary: Page, Thurman K.Assistant: Levy, Neil S. Attorney, Agent or FirmForeign Patent References
International ClassesA01N 025/12A01N 065/00 AbstractA composition is provided which serves as an antifeedant, preventing terrestrial molluscs from feeding upon living plants. The active ingredient, which may be present at concentrations of above 0.05% by weight, is a saponin-containing plant extract. At concentrations above about 0.15% by weight, the composition acts as a terrestrial molluscicide. Exemplary sources of the active ingredient include Yucca schidigera and Hedera helix. The composition may be a liquid or a dry powder, and various formulation enhancing agents may be added to the composition.Other References
Field of SearchBiocides; animal or insect repellents or attractants (e.g., disinfectants, pesticides, etc.)Impregnated or coated food or edible simulative of food (e.g., bait, poison, etc.) Contains proteins or derivative or polysaccharides or derivative Contains natural gums and resins Contains waxes, higher fatty acids, higher fatty alcohols | |
