Bicycle
CA 1134879 A · Owner: Bell, Theodore F. · Inventors: Bell, Theodore F.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A bicycle comprising a frame including a pair of substantially identical side frames which are mirror images of one another. Each side frame comprises a single length of tubular material of substantially constant cross section throughout. A seat mast having a crank housing tube connected to the lower end thereof has its upper end and the crank housing joined to the pair of frames. A fork mounting tube of substantially constant diameter is also provided between the frames.
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 2, 1982. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 2, 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.