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Expired Canadian patentCanada

Method for treatment of sores and lesions of the skin

CA 2533591 C · Owner: Gee, Gilbert C. · Inventors: Gee, Gilbert C.

CIPO record

Overview

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A composition for the topical treatment of sores lesions, ulcers, and other , disorders of the skin said composition includes a combination of a bee product and caffeine. The bee product may comprise bee pollen bee propolis, honey, or royal jelly. Variations of the composition may also contain a tannin. The composition may be in the form of an ointment or cream that is applied topically to an affected area of the body. The composition may also be used in other forms, such as a spray, shampoo soap, lipstick, or adhesive , bandage. The invention may also be useful as a health beverage.

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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

  • Filed June 22, 2004 and granted November 6, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 22, 2024.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 22, 2026.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 22, 2004
GrantedNovember 6, 2012
Term endedJune 22, 2024
Patent numberCA 2533591 C
Classification (IPC)A61K31/52 +2 more

Timeline

Timeline From CIPO dates

2005200720092011201320152017201920212023Application filedJune 22, 2004Patent grantedNov 6, 2012Term endedJune 22, 2024

Sources & verification

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