Swept jet oral irrigator
Patent 3973558 Issued on August 10, 1976. Estimated Expiration Date: 
August 10, 1993. 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.
August 10, 1993. 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 1995424 3452745 3507275 3547110 3593707 3753435 InventorsAssigneeApplicationNo. 510701 filed on 09/30/1974US Classes:601/165With means for connection to fluid sourceExaminersPrimary: Trapp, Lawrence W.Attorney, Agent or FirmAbstractAn improved oral irrigation technique is characterized by an oscillatory swept water jet issued to sweep back and forth at high frequencies across the user's gums and teeth. High frequency operation is achieved by oscillating the jet itself rather than the jet-issuing body. The high frequency sweeping jet effects faster cleaning action and more effective gum massage than prior art pulsed jet irrigators having lower effective operating frequencies. | |
