Steel studs fixing tool
CA 2072762 C · Owner: Pomerleau, Marcel · Inventors: Pomerleau, Marcel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The erection of metallic frame dry walls requires in a first phase, the , setting, of studs between floor plates and top plates. When such walls exceed 244 cm high, contractors usually call upon two workers to assemble using scaffolds and , common tools, the metallic frame. The invention is a tool that allows an employee working alone, without, the use of a scaffold, to erect metallic frames between 244 and 488 centimeters high. Using, this tool, a stud can be aligned and fixed permanently between the plates at , the desired, location, by two crimping heads at both ends. The tool makes the procedure faster, more, accurate and requires less handling than the traditional method.
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 29, 1992 and granted August 24, 1999. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended June 29, 2012.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 29, 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.