Flip-up range finder device
CA 2265506 A1 · Owner: Designs For Vision, Inc. · Inventors: Feinbloom, Richard E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A range finder for a cap for determining the distance to a golf flag (f). The range finder has a cap coupling portion (60) having a thin shell portion (62) adapted to conform with the cap (b) and a pair of "u" shaped portions (64) hooking around the edge of the cap. A base (12) is carried by the cap coupling portion. A first support (20) is pivotally mounted to the base at a second pivot point (28). An index (16) for viewing through the lens is pivotally carried by the second support. The range finder has a linkage bar (36) to the first support and pivotally mounted at a fourth pivot point (40) to the second support. Moving the lens from a retracted position to a flipped-down in-use …
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 March 4, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 4, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 4, 2019.
- 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.