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Expired Canadian patentCanada

Catalytic reforming and hydrocracking of organic compounds employing promoted zinc titanate as the catalytic agent

CA 1163948 A · Owner: Phillips Petroleum Company · Inventors: Drehman, Lewis E.; Farha, Floyd E. Jr.

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Abstract From the Canadian patent

The catalytic reforming of a feedstock which contains at least one reformable organic compound or the hydrocracking of a feedstock which contains at least one hydrocrackable organic compound is carried out in the presence of a catalyst composition comprising zinc titanium and, rhenium.

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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 March 20, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 20, 2001.
  • 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 4, 1981
GrantedMarch 20, 1984
Term endedMarch 20, 2001
Patent numberCA 1163948 A
Classification (IPC)C10G49/08

Timeline

Timeline From CIPO dates

1982198419861988199019921994199619982000Application filedMarch 4, 1981Patent grantedMarch 20, 1984Term endedMarch 20, 2001

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