Aquapot
CA 1292361 C · Owner: Reynolds, W. Daniel · Inventors: Baumgartner, Norbert; Elrick, David E.; Reynolds, W. Daniel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An upwardly open receptacle for plants includes a bottom wall, a reservoir adjacent the receptacle and having an opening at the bottom in communication with a membrane in the bottom of the receptacle and a, compartment in operative relation with the reservoir. The compartment has a first conduit communicating the atmosphere with a first location within the compartment and a second conduit communicating a second location within the compartment with the location in the reservoir adjacent the lower region of the receptacle. The second location is above the first location. The compartment is adapted to contain liquid to a level between the two locations, and is sealed from the atmosphere except …
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
- Granted November 26, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 26, 2008.
- 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.