Production process for detergent tablet
CA 2362954 A1 · Owner: Ingram, David William · Inventors: Willems, Ingrid Maria Elisabeth Hendrika; Ingram, David William
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a process for making a detergent tablet the , process comprising a first step of providing a detergent composition a second , step of forming a particulate material comprising the detergent composition and a third step of compressing the particulate material in a tablet form the , process being characterised in that it further comprises a step of cooling the detergent composition below ambient temperature between the first and the third step.
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 February 29, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 29, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 1, 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.