Braider apparatus with improved bobbin holder
CA 2053471 A1 · Owner: Koyfman, Ilya · Inventors: Serra, Josep; Koyfman, Ilya; Chesterfield, Michael P.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An apparatus is disclosed for braiding fine denier yarns to form a braided suture product which includes a carrier housing a main carrier, support plate for guiding a plurality of yarn carriers through predetermined paths while dispensing fine denier yarns toward a braiding zone. Each yarn carrier has a spindle for mounting a molded bobbin with, a spindle tip having a recess engageable with resilient leg portions of a bobbin hold down member hingedly mounted for rotation relative to the carrier housing. Tension on the yarn controls rotational movement of the bobbin to dispense yarn therefrom, and the tension of the final braided suture product is controlled to form a product of …
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 October 15, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 15, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 15, 2013.
- 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.