Implement having a thermoplastic handle molded over an intermediate portion of a working head
CA 1288996 C · Owner: Lifetime Tool Company, Inc. · Inventors: Meredith, Jerry Richard; Meredith, William Clayton Jr.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An improved implement including an injection molded thermoplastic handle and an implement head adapted to be placed in the mold in which the handle is to be manufactured in the injection molding process, and in which the implement head is adapted to receive and retain heated thermoplastic material injected under pressure and which the portion for retaining heated thermoplastic material is in communication with the handle and in which the, interface formed between the portion for retaining heated thermoplastic material in the adapted implement head and the thermoplastic material retained thereby forms a bond joining the adapted implement head and the injection molded handle.
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
- Granted September 17, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 17, 2008.
- 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.