Ice fishing tipup
CA 1136411 A · Owner: Johnson, Charles H. · Inventors: Johnson, Charles H.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The ice fishing tipup includes a heated flotation member which can be a bowl-like member. A vertically extending tubular member is supported by the bowl-like member and a rotatable shaft is disposed therein. A fishing line spool is carried on the lower end of the shaft beneath the bowl-like member and is rotatable with the shaft to play out fishing line. A trip lever is carried at the upper end of the shaft above the bowl-like member and is rotatable with the shaft. Signal means are provided on the tubular member and are releasably engageable with the trip lever. The signal means serve to interrupt rotation of the trip lever to thereby set the depth of the fishing line, and is released with …
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted November 30, 1982. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 30, 1999.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.