Sound activated toy vehicle
CA 2389420 A1 · Owner: Mattel, Inc. · Inventors: Henry, Robert Jude; Gosbenner, Mary Ellen Gertrude; Dougherty, William Francis Michael
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A sound activated toy vehicle includes a body a chassis, and a motor. The , chassis, accommodates the body and has at least a front wheel and a rear wheel. The motor is drivingly, connected to at least one of the front wheel and the rear wheel. The toy vehicle also includes a, sound transducer configured to generate an electrical signal in response to detected sound. The, toy vehicle also includes a controller having an input electrically connected to the sound, transducer and an output electrically connected to the motor. The controller changes the output, to the motor when the electrical signal is received by the input from the sound transducer. The, toy vehicle also includes a …
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 June 6, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 6, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 6, 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.