Needle protection device with gauge specific color coding and method for manufacturing thereof
CA 2551698 C · Owner: Blinkhorn, Frank · Inventors: Blinkhorn, Frank; Maclean, David; Derby, Troy M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
To enable a user to readily determine the gauge of the needle of a needle assembly (2) that has a base (4) and a needle protective housing (6) pivotably attached thereto, the needle assembly (2) is injection molded from a color coded molding material which color was preassigned to correspond to the gauge of the needle (12). As a result, both the base (4) and the protective housing (6) of the needle assembly (2)have-the same specific color and reflect or , provide an indication of the given gauge of the needle (12). The needle sheath (26) that covers the needle (12) prior to use may be made of a plastics material that may be clear, or have the same or a different color than that of …
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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 January 6, 2005 and granted May 24, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 6, 2025.
- Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
- 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.