Apparatus for improving a golfer's putting stroke
CA 2109693 A1 · Owner: Lewis, John F. · Inventors: Lewis, John F.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A simple reliable and effective apparatus for assisting a golfer in improving their putting stroke is disclosed. The apparatus includes a guide attachable to the waist of the golfer and an extension attachable to the putter grip. The guide includes a narrow slot which is horizontally oriented when the guide is attached to the waist of the golfer. The extension includes a top end which terminates in a thin, wide guide member which slides in the slot of the guide. The extension is preferably a longitudinal section of a cylinder which will clip over the putter grip. The putter grip is preferably covered with the loop portion of a hook and loop fastener. A strip of hook fastener is bonded to …
Read the whole patent
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 November 22, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 22, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 22, 2015.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.