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Expired Canadian patentCanada

Indoor-outdoor golf course

CA 1320975 C · Owner: Nissen, Donald D. · Inventors: Maddox, Charles E. Jr.; Ruth, Thomas L. Jr.; Nissen, Donald D.

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

In an indoor-outdoor golf game layout comprising a covered area having an enclosure thereabout, at least one "air screen" on one side thereof insulating the interior of the said enclosure from outside weather conditions; a putting area within said enclosed covered area; at least one golf ball driving area in the enclosed covered area and adjacent the putting area the golf ball driving area comprising a series of stalls positioned in side-by-side relation and being enclosed by at least one "air screen"; an uncovered fairway area exposed to weather conditions extending away from and outside of the enclosed covered area the, fairway area being so positioned relative to the "air screen" side of …

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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.
FiledDecember 7, 1987
GrantedAugust 3, 1993
Term endedAugust 3, 2010
Patent numberCA 1320975 C
Classification (IPC)A63B67/02 +1 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedDec 7, 1987Patent 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.