Cup anchor
CA 2303645 A1 · Owner: Chien, Tzu-Shih · Inventors: Dunchock, Richard Stephen
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention is a cup anchor that is especially designed to offer a material or, material base's underside a shallow indentation. And on the anchor or base stand plate of, the said shallow indention's region are nuts or screw holes. Once the screws enter the, washers or raised ring, an anchor is secured to the said material or the said material base's, underside. In this way the said material may be secured in place upon a table or desk and, won't shake when bumped or fall over when knocked.
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 March 31, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 31, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 31, 2022.
- 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.