Low profile overhead door holder assembly
CA 2117977 A1 · Owner: Coleman, Michael D. · Inventors: Coleman, Michael D.; Loturco, Raymond A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An overhead mounted door holder assembly for, attachment between a door jamb and a door to hold the, door in an open position includes a jamb bracket attached to the door jamb and a jamb arm pivotally attached to the jamb bracket. A channel assembly having a longitudinally extending channel is attached to the door. A slide assembly is disposed within the channel and is pivotably connected to the jamb arm. A slide catch on the slide assembly is provided for the door holding function. First and second springs are attached to the channel assembly and positioned within the channel and a spring, mounted catch is attached to the first and second springs. In operation, the spring mounted catch is …
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 October 12, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 12, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 12, 2016.
- 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.