Casting of shaped soft solid articles
CA 2288301 A1 · Owner: Unilever Plc · Inventors: Nadakatti, Suresh Murigeppa; Naik, Vijay Mukund
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A mould for casting shaped, solid detergent articles is provided which comprises at least two rigid complimentary dies (1) which upon engagement define a cavity corresponding to a desired shape of the cast article wherein , the engaged dies form a reservoir (4) which on one side is open to receive cast melt and on another side is open to the cavity.
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 27, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 27, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 27, 2020.
- 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.