Stable anti-pest neem seed extract
Patent 4556562 Issued on December 3, 1985. Estimated Expiration Date: 
March 19, 2004. 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.
March 19, 2004. 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 References 963932 3663253 InventorAssigneeApplicationNo. 06/590808 filed on 03/19/1984US Classes:424/761, Containing or obtained from Azadirechta (e.g., neem, etc.)514/453Polycyclo ring system having the hetero ring as one of the cyclosExaminersPrimary: Robinson, Allen J.Assistant: Rollins, John W. International ClassesA01N 43/90 (20060101)A01N 65/00 (20060101) AbstractStorage stable composition effective as a biorational agent for protection against pests, e.g. Japanese beetles, is a diluted ethanol neem seed extract comprising from about 2,000 to about 4,000 ppm azadirachtin and having a pH ranging from about 3.5 to about 6.0.Other References
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