Insect de-infestation method
Patent 4416908 Issued on November 22, 1983. Estimated Expiration Date: 
March 18, 2002. 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 18, 2002. 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 3611582 Seed drying process and apparatus Patent #: 4015341 InventorsApplicationNo. 06/359521 filed on 03/18/1982US Classes:426/241, Heating by electromagnetic wave219/686, Gas environment (e.g., pressurized, etc.)426/242Product dry in final formExaminersPrimary: Yoncoskie, Robert A.Assistant: Yeung, George Attorney, Agent or FirmInternational ClassesA23B 9/00 (20060101)A23B 9/04 (20060101) AbstractThis application covers a method of treating grain and packaged foodstuffs with microwave energy under vacuum to kill insects, larvae, and eggs without raising the temperature of the product being treated to an extremely high level.Other References
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