Directional indicator
Patent 5367781 Issued on November 29, 1994. Estimated Expiration Date: 
August 18, 2013. 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 18, 2013. 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 920587 1107901 1332027 2014024 2108263 2528339 3613251 Course indicator Compass having a course directing pointer Patent #: 4184267 InventorApplicationNo. 107993 filed on 08/18/1993US Classes:33/349, With preselected direction indicator33/355RMagnetic field responsiveExaminersPrimary: Will, Thomas B.Attorney, Agent or FirmForeign Patent References
International ClassesG01C 017/04G01C 017/14 AbstractA directional indicator made to fasten around the wrist for guiding the user in a predetermined direction, including a magnetized needle attached rotating dial balanced on a pointed pin inside a casing, a needle pointer fastened to a center shaft on the rotating dial, a convex lens covered on the casing over the rotating dial and marked with a fluorescent mark, whereby the needle pointer is maintained in alignment with the fluorescent mark to guide the user toward the predetermined direction. | |
