A movable cover for covering a pit
CA 2930716 C · Owner: Stertil B.V. · Inventors: Polins, Kurt E.; Pavlick, Allan; Felpel, Glenn
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed is a movable cover for handling a relatively heavy vehicle such as , a bus, and for , covering a pit the pit being elongate along a longitudinal axis and the pit extending along a , transverse axis, the transverse axis being perpendicular to the longitudinal axis. The moveable , cover includes plural cover elements each being elongate along the transverse direction to form , a beam that includes an upper first major portion a pair of side portions , extending downwardly from the first major portion, each one of the cover elements including a first mating element and , a second mating element the first and second mating elements being opposite each other along , the …
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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 May 17, 2005 and granted March 24, 2020. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 17, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.