A device for marking the point of impact a golf ball makes on the face of a golf club and determining the angle at which the ball was struck and the relative position of the ball to the bottom of the club face
CA 2325796 A1 · Owner: O'Neill, William · Inventors: O'Neill, William
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A plurality of peel and stick labels is disclosed which are from contact type material and to a, predetermined height and width. Each label includes a carbon based transfer surface on one side, thereof and an attaching surface on the obverse side, coated with a light tack self adhesive. This, is a device which clearly indicates where the golf club face has made contact with the golf ball. The indicia device is comprised of a layer of non-permanent erasable coloured , material which is, transferred to the face of a golf club at the moment the club face makes contact with the golf ball. The impact mark on the face of the golf club consists of an indicia imprint that indicates the angle, …
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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
- Filed November 23, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 23, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 23, 2022.
- 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.