Structure for the assembly of doors, windows and closets
CA 2084831 A1 · Owner: Villadai Lorite, Maria Concepcion · Inventors: Villadat Lorite, Maria Concepcion; Hernandez Richart, Jose; Villadai Lorite, Maria Concepcion
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
It is made from a section (1 14) that is installed in, the contour of the construction partition wall (2) by means of holding clamps (3, 3'.) The holding strips (5) are placed on this preframe section (1, 14) and the clamping support (7) with its frame (11) and the door (13) are screwed to the strips, The staff beads (10) are fastened by the strip (8.) This preframe section (1, 14) can have a recess (47 or a projection (15) to assemble the holding support and the strip. In both cases they will remain hidden upon installing the moldings (10.) With this system we eliminate the traditional wood preframe (26.), This entire unit can be armored by using lever-proof hinges (21) and the hinges are …
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 December 8, 1992. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 8, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 8, 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.