Apparatus for recycling waste fluid from a service centre
CA 2065822 A1 · Owner: Mullen, Paul T. · Inventors: Evans, Gary; Martin, Ken; Mullen, Paul T.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An oil recycling unit to be located at service centres the unit for, collecting waste fluid for recycling purposes and comprising a housing having a top and bottom, a dipstick wiper including a foam body located adjacent said top of said unit in use for wiping a dipstick and for absorbing or adsorbing fluid therewith, the unit having disposed proximate the top thereof and the top of the wiper in use a closeable lid to cover said wiper when not in use whereby the wiper allows recycling of any fluid accumulated with said wiper (and or said unit 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 April 10, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 10, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 10, 2014.
- 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.