Convertible bag
CA 2318940 A1 · Owner: Wadden, Michael M. · Inventors: Wadden, Michael M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A bag convertible between a hand-held bag a shoulder bag, and a backpack. The , bag includes a bag body (12) defining an interior storage space (34) a top , handle (14), a pair of discrete separate shoulder straps (16, 18), and a pair of independently operable shoulder strap retraction systems (70 72, 74, 76). , Each of the retraction systems includes at least one reel-type winding device operably connected to a respective strap. Each reel-type device is positioned in the bag at least in part with the interior storage space and overlying a respective opening (56, 58, 60, 62) in the bag to withdraw and retract the respective shoulder strap therefrom.
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 December 1, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 1, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 1, 2020.
- 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.