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Expired Canadian patentCanada

Dental brace toothbrush

CA 1290113 C · Owner: Moharram, Miryam M. · Inventors: Moharram, Miryam M.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

Disclosed is a toothbrush and a method for cleaning teeth having a dental brace mounted thereon. The toothbrush includes a handle and a head portion on one end of the handle. A plurality of bristles are mounted on the head portion and arranged into a single longitudinally aligned row for receipt of toothpaste or the like. The head portion may be presented parallel to the teeth and the bristles inserted between the dental brace and the side of the teeth. Food particles, plaque and other contaminates may be removed from the teeth by a reciprocal motion of the toothbrush with respect to the teeth.

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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 October 8, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 8, 2008.
  • 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 1, 1988
GrantedOctober 8, 1991
Term endedOctober 8, 2008
Patent numberCA 1290113 C
Classification (IPC)A46B9/00 +1 more

Timeline

Timeline From CIPO dates

1989199119931995199719992001200320052007Application filedMarch 1, 1988Patent grantedOct 8, 1991Term endedOct 8, 2008

Sources & verification

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