Method of making a gasket or seal
CA 1295462 C · Owner: Walker, Robin Anthony · Inventors: Walker, Robin Anthony
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A Method of Making a Seal, A method of manufacturing a seal which involves printing a seal material on a substrate which comprises;, - printing a first layer of seal material onto the substrate, with a stencil, - printing on a subsequent layer of seal material onto the substrate with a further stencil and, - curing or partially curing the seal material The or each further stencil has a recess pattern formed therein which accommodates the previously printed seal material on the substrate. Apparatus for use with the method and seals made in accordance therewith are also described. Any seal made in accordance with the invention may be provided with an electrically conductive mechanical stop.
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
- Granted February 11, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 11, 2009.
- 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.