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Expired Canadian patentCanada

Method of treating tinea pedis and related dermatophytic infections

CA 1330531 C · Owner: Gettings, Richard L. · Inventors: Gettings, Richard L.; White, William C.; Blank, Lynne Blehm

CIPO record

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Abstract From the Canadian patent

A therapeutic method of treating the chronic human superficial fungus infection tinea pedis produced by the pathogenic dermatophytic fungi Microsporum sp. Trichophyton sp. ant Epidermophyton sp. which invade and attack keratinized skin areas of the body by repeatedly applying topically to the itching, macerated, cracked ant scaling skin areas of the body at the site of the infection a fungicidally effective amount of a silane-containing lotion antagonistic to the dermatophytic fungi in order to exert at least an inhibitory growth effect upon the dermatophytes.

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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 July 5, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 5, 2011.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 21, 1989
GrantedJuly 5, 1994
Term endedJuly 5, 2011
Patent numberCA 1330531 C
Classification (IPC)A61K31/69

Timeline

Timeline From CIPO dates

19901993199619992002200520082011Application filedApril 21, 1989Patent grantedJuly 5, 1994Term endedJuly 5, 2011

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