Suspended bag
CA 2022288 A1 · Owner: Cpc International Inc. · Inventors: Kaiser, Manfred; Bezner, Klaus
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A suspended bag which separates the packaging of two different materials. The interior space of the suspended bag is subdivided into two chambers by a horizontally extending welded or bonded seam, and the top of the suspended bag has a centrally arranged suspending means. The two chambers are comprised of a relatively smaller upper chamber and a relatively larger lower chamber. Each of the two chambers forms a horizontally aligned rectangle having a horizontal side length which is substantially longer than the vertical side length thereof. The suspended bag is particularly suitable for packaging salad dressings and the like where one component is a solid material such as finely, comminuted …
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 30, 1990. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 30, 2010.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 30, 2012.
- 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.