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Expired Canadian patentCanada

Topical composition for the treatment of mucocutaneous lesions

CA 1320909 C · Owner: Busciglio, John A. · Inventors: Busciglio, John A.

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 and its use for the treatment of pain and inflammation associated with lesions of the skin or mucus membrane, such as herpes simplex herpes labialis, herpes progenitalis, chickenpox lesions herpes genitalis, sensitivity of gingival tissue due to procedures for etching teeth with HCl, swollen gums, cheilosis oral, traumatic injuries, aphthous ulcer by applying to the, lesion an effective amount of a topical composition comprising diphenhydramine HCl, lidocaine HCl aloe vera, gel, propolis and sufficient base to raise the pH to 8-9.

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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 August 3, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 3, 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.
FiledMay 10, 1988
GrantedAugust 3, 1993
Term endedAugust 3, 2010
Patent numberCA 1320909 C
Classification (IPC)A61K31/16 +1 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedMay 10, 1988Patent grantedAug 3, 1993Term endedAug 3, 2010

Sources & verification

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