Method for embedding fastening elements in plastic articles
CA 2331814 A1 · Owner: Aretz, Peter J. · Inventors: Aretz, Peter J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Molded plastic parts having inserts associated therewith and a method for their production. The method of the invention consists in providing a mold and positioning an insert in the mold cavity. The insert may comprise part of a latch or nut structure which will ultimately be used for attaching the part to be molded to another part. A pre-molded plastic part is associated with the insert when the latter is placed in the mold. This pre-molded plastic part will be in the form of a cap or other shape which is adapted to at least partially envelope the insert. The plastic to be molded is then introduced to the mold cavity and brought into contact with the pre-molded plastic part. Heat …
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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 May 4, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 4, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 4, 2021.
- 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.