Pick-up rake
CA 2442583 A1 · Owner: Crites, Clark · Inventors: Crites, Clark
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A pick-up rake (10) has an elongate handle (20) attached to a rake head (30). The rake head (30) is pivotally attached to a grasping element (40) through a connector element (50) having first and second rake hinge elements (56 ad 58). The connector element (50) enables the grasping element (40) to be pivoted from a stored positioned to a closed position the connector element (50) , pivoting to enable the rake head (30) to remain in contact with a ground surface while the grasping element (40) moves from the stored to the closed positions, despite the pick-up rake (10) being held at a natural 45 degree angle to the ground surface. A slider element (60) and a slider rod (62) cooperate …
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 April 1, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 1, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 1, 2024.
- 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.