Cleaning tool having a brush part, an insertion part thereon and an insertable gripper
CA 2515926 C · Owner: Ono, Hirokuni · Inventors: Ono, Hirokuni; Fujiwara, Masatoshi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The cleaning item of the present invention comprises: a brush part constructed from fibrous material; an insertion part with an insertion space into , which a gripper is detachably inserted and which is formed by a pair of sheets, the insertion part being disposed on the brush part; and a joining member which joins the brush part and the insertion part.
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 August 15, 2005 and granted February 10, 2015. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 15, 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.