Patent Yard Sign in
Expired Canadian patentCanada

Enhanced flavor-releasing agent

CA 1180938 A · Owner: Warner-Lambert Company · Inventors: Yang, Robert K.

CIPO record

Overview

Drawings and full text

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

Open the CIPO record

Abstract From the Canadian patent

A flavoring composition and method for making and using the same comprising a flavoring agent and a hydrophilic polymer, said hydrophilic polymer being characterized by, a) being water-soluble b) being soluble in organic solvent, c) having a viscosity below 100 cps 10% by weight, at 25°C in water and, d) being compatible with the flavoring agent.

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 January 15, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 15, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 24, 1983
GrantedJanuary 15, 1985
Term endedJanuary 15, 2002
Patent numberCA 1180938 A
Classification (IPC)A23L27/00 +1 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedAug 24, 1983Patent grantedJan 15, 1985Term endedJan 15, 2002

Sources & verification

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