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Expired Canadian patentCanada

Process of obtaining preserved flower blooms and other natural predominantly carbohydrate products

CA 1316698 C · Owner: Baker, Marion A. · Inventors: Baker, Marion A.

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Abstract From the Canadian patent

This invention relates to the process of obtaining preserved flower blooms and other natural predominantly carbohydrate products such as flower stems leaves and vegetables, which are free standing and have a natural fresh and/or esthetically attractive appearance maintained over prolonged periods, and the products obtained therefrom which comprises, removing most or substantially all of the water present in the substrate, and exposing the substantially dried substrate to a thermoplastic elastomeric polymer capable of forming sparingly chemically linked or non-chemically bonded links with itself. The process enhances dried materials including most ornamental blooms such as roses, orchids, …

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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 April 27, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 27, 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 19, 1988
GrantedApril 27, 1993
Term endedApril 27, 2010
Patent numberCA 1316698 C
Classification (IPC)A01N3/02

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedSep 19, 1988Patent grantedApril 27, 1993Term endedApril 27, 2010

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