Monitor filter holder and system
CA 2064436 A1 · Owner: Howitt, Robert · Inventors: Howitt, Robert; Hames, Edward L.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A monitor filter holder and system which comprises an anti-glare filter for a monitor screen and a holder having a base member adapted to be secured to the top of the monitor and having a rotatable, horizontally adjusted member to horizontally adjust the filter in relationship to the base member and being rotatable to as to place the filter holder in an upright, non-viewing position and a downward viewing position the use position. A filter griping element which provide for the verticle adjustment of the element in relationship to the base member and further provides means for griping the frame of the filter to hold the filter in a filter viewing or filter non-viewing position, thereby …
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 March 30, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 30, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 30, 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.