Collapsible transport box
CA 2077557 A1 · Owner: Gronnevik, Oddbjorn · Inventors: Gronnevik, Oddbjorn
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
54)Title: COLLAPSIBLE TRANSPORT B?, (57)Abstract A collapsible transport box which is, formed from an essentially planar material blank (1) comprising a bottom (2) and sidewalls (3,4,5,6) and including a lid (13) as appropriate wherein the sidewalls are hinged or otherwise attached to the bottom so as to be foldable relative to the bottom. The walls are joined at the box corners by means of a releasable connection which comprises a vertical slot or hole (8) in one, the first, sidewall (6) and an outward extending fastening tongue (9) in the other, second, sidewall's (5) end edge. Said fastening tongue (9) extends through the slot (8) and is bent sideways so that its external section extends …
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 February 7, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 7, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 7, 2014.
- 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.