Tide calculating and display device
Patent 5115417 Issued on May 19, 1992. Estimated Expiration Date: 
May 19, 2009. 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.
May 19, 2009. 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 2677928 Tide and time calculating device Programmable electronic time and tide clock Apparatus for predicting the exact time of currents in terms of the year, month, day and hour Tide timer Tide clock device Patent #: 4849949 InventorApplicationNo. 316986 filed on 02/28/1989US Classes:368/19With tide displayExaminersPrimary: Miska, Vit W.Foreign Patent References
International ClassG04B 019/26AbstractA watch or other instrument for graphically displaying tide and time conditions and for determining tide conditions for a date and time in the future. Conventional watch functions (21) are combined with computing circuitry (FIG. 2) to continuously update and show tide conditions by means of tide height bar (29), and tide direction indicators (22, 22). Future tides are indicated on the same display when the Future Tide mode (33B) is selected thru buttons (5, 6, 7) and the selected date and time is entered. | |
