Color coded safety belt or harness to indicate the age thereof
CA 2209865 C · Owner: Bell, Michael · Inventors: Bell, Jonathan Marc; Bell, Michael
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A color coded safety belt or harness to be worn by a person to protect the person from a fall and the method of making and using the belt or harness. The belt or harness is formed of first fibers of a predetermined first color e.g. optical yellow, and also includes at least one color coded indicator fiber woven therein to indicate the year of the manufacture of the belt or harness. The indicator fiber is of a second color which contrasts with the color of the belt or harness fibers to enable the user of the belt or harness to determine if the belt or harness had been produced more than a predetermined number of years before so that a decision can be made by the user of whether or not to …
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
- Filed July 4, 1997 and granted January 25, 2000. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended July 4, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 4, 2019.
- 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.