Low-density compositions and particulates including same
CA 2354529 A1 · Owner: Genencor International, Inc. · Inventors: Christensen, Robert I. Jr.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides low-density compositions as well as , particulates formed, at least in part from such compositions. Preferred lowdensity materials include, for example hollowspheres, low-density minerals, and low-density wood materials (e.g. sawdust). The low-density compositions of the invention can be formed as particulates or cores, suitable for use in , forming enzyme granules e.g. marums, layered granules, prills, drum granules, agglomerated granules, or the like. Granules are disclosed having advantageous properties, e.g. low dusting storage stable, fast enzyme-, release profile low true density, etc. The granules of the invention are especially useful, for example, …
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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
- Filed January 7, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 7, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 7, 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.