Flexible stamp apparatus for printing three-dimensional spherical or curved objects
CA 2369134 A1 · Owner: De Volder, Laurent · Inventors: De Volder, Laurent
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Apparatus for printing three-dimensional objects particularly objects having , a substantially spherical shape comprising a pad for printing by means of pad printing, wherein said pad has a silicon shape with a determined thickness which is mounted on a hollow pad holder (1) made of an undeformable material which constitutes an isolated space together with said silicon shape (2) which is supplied with compressed air and which is connected to a pressure vessel by means of a main element (4) provided therefor through an opening (3), characterised in that the apparatus is arranged in open loop wherein , there is provided an additional separate aperture (8) for a separate inlet and outlet …
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 April 10, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 10, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 10, 2022.
- 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.