Grounding mat
CA 2349018 A1 · Owner: Mckelvy, Marvin D. · Inventors: Mckelvy, Marvin D.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A grounding mat for connection to a power source having a sheet including an , outer, perimeter and a central area. The outer perimeter surrounds the central area. A single, continuous conductive member is attached to the sheet the continuous , conductive member, having two unitary portions. The one portion is disposed in the central area of the sheet in a, grid pattern, and the other portion is disposed in the outer perimeter of the sheet in a border, pattern surrounding the one portion. The continuous conductive member has a connection, end portion for electrical connection to the power source.
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 May 29, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 29, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 29, 2023.
- 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.