Granules of thiamine salt and the production thereof
CA 1279014 C · Owner: Maeno, Masaya · Inventors: Izuhara, Seiji; Maeno, Masaya; Kitamori, Nobuyuki
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Granules consisting of a thiamine salt and a binder such as water-soluble celluloses said thiamine, salt accounting for about 95 to about 98 percent by weight on the dried basis can be prepared by spray-coating thiamine salt powder at least about 95 percent by weight of which is capable of passing through a 145-mesh sieve with a solution containing a binder while maintaining said thiamine salt powder in a fluidized state in a fluidized-bed granulation apparatus. The granules are excellent in flowability mix-, ability, compressibility and bonding properties and can, be used for tablet manufacturing.
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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 January 15, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 15, 2008.
- 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.