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Expired Canadian patentCanada

Ionization enhanced chemical process

CA 1181361 A · Owner: Neary, Michael P. · Inventors: Neary, Michael P.; Wilson, Thomas A.

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Abstract From the Canadian patent

This invention relates to a new manner of carrying out chemical reactions by injection of selected forms of energy into the reaction zone by novel means. By applying this principal, many new processes result with application in a large number of different industries. The new process is generally capable of operation at room temperatures which has advantages in the creation of certain sensitive products including uniformly doped semi-conductors new, catalysts, pure gases, high purity materials of any kind controlled coatings, new polymers, combustion enhancement difficult separation, petroleum refinery operations and, carrying out any reaction in which the injection of specific energy types …

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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 22, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 22, 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.
FiledMarch 30, 1982
GrantedJanuary 22, 1985
Term endedJanuary 22, 2002
Patent numberCA 1181361 A
Classification (IPC)C23C16/45

Timeline

Timeline From CIPO dates

1983198519871989199119931995199719992001Application filedMarch 30, 1982Patent grantedJan 22, 1985Term endedJan 22, 2002

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