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Expired Canadian patentCanada

Method of suppressing the effects of static electricity in a tumble dryer for textile goods

CA 1270606 C · Owner: Beane, Thomas Frank · Inventors: Beane, Thomas Frank

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

Abstract of Disclosure This invention relates to suppressing or avoiding the effects of static electricity otherwise accumulated on or in textile goods dried in a tumble drier of the type commonly used in home and commercial laundries and in certain textile finishing processes by including with a batch of goods undergoing drying a re-usable textile fabric having particular qualities. The static dissipating textile fabric contemplated by this invention may be re-used indefinitely while continuing to accomplish the suppression of the undesired effects.

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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 June 26, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 26, 2007.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 29, 1986
GrantedJune 26, 1990
Term endedJune 26, 2007
Patent numberCA 1270606 C
Classification (IPC)H05F3/02

Timeline

Timeline From CIPO dates

1987199019931996199920022005Application filedDec 29, 1986Patent grantedJune 26, 1990Term endedJune 26, 2007

Sources & verification

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