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Expired Canadian patentCanada

Feeder for animals

CA 1312796 C · Owner: Kleinsasser, Jonathan R. · Inventors: Kleinsasser, Jonathan R.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

FEEDR FOR ANIMALS", ABSTRACT OF THE DISCLOSURE: A feeder for animals particularly pigs includes a trough having a front wall, a base and a rear wall. A shelf is positioned over the rear wall so as to project forwardly from the rear wall. A hopper deposits feed onto the shelf so that the animal can eat from the shelf or brush the feed into the trough. The shelf is separate from the rear wall so that it can be raised and lowered relative to the rear wall leaving a space underneath the shelf and at the top of the rear wall. The trough can then be cleaned by injection of a liquid spray which cleans out the crevices of the trough and jets the material up the rear wall and under the shelf to be …

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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 January 19, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 19, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 27, 1989
GrantedJanuary 19, 1993
Term endedJanuary 19, 2010
Patent numberCA 1312796 C
Classification (IPC)A01K5/00 +1 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedSep 27, 1989Patent grantedJan 19, 1993Term endedJan 19, 2010

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.