Mop head fabric with method and apparatus for making same
CA 1264483 C · Owner: Harmon, Albert D. · Inventors: Koella, Ernest, Iii; Harmon, Albert D.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
There is disclosed a mop head sheet-like fabric formed of a plurality of folded and twisted cords on each side of the midline of the fabric which are in side-by-side abutting relation to one another and have looped ends, the cords being bound together by a tape on each side of the midline adjacent to and inward of the looped ends, wherein the tapes have been perforated through with a patterning of needle holes; the fabric may be in a continuous form such as is sheeting and of a prescribed width being that of, approximately twice the length of the constituent cords. The fabric is easily handleable as is sheeting. Further disclosed is a continuous process for forming the present fabric …
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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
- Granted January 16, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 16, 2007.
- 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.