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Expired Canadian patentCanada

1-(aminodihalophenyl)-2-aminoethane derivatives and acid addition salts thereof for the depression of fat deposition in warm blooded animals

CA 1237316 A · Owner: American Cyanamid Company · Inventors: Kiernan, Jane A.; Baker, Pamela K.

CIPO record

Overview

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Abstract From the Canadian patent

There is provided a method for the depression of fat deposition in swine, poultry, domestic pets, sheep, goats cattle by administering, orally or, parenterally to said animals an effective amount of a phenylethanolamine derivative or acid salt thereof.

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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 May 31, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 31, 2005.
  • 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 15, 1980
GrantedMay 31, 1988
Term endedMay 31, 2005
Patent numberCA 1237316 A
Classification (IPC)A23K20/11 +1 more

Timeline

Timeline From CIPO dates

198119841987199019931996199920022005Application filedAug 15, 1980Patent grantedMay 31, 1988Term endedMay 31, 2005

Sources & verification

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