Process for preparation of compositions for modifying plant growth; composition for plant growth modification; and method for the use thereof
CA 1267887 C · Owner: Pacific Micro Minerals, Inc. · Inventors: Marihart, John R.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A process for the preparation of compositions for modifying plant growth including extracting humic acids by the reaction of organic chelating agents with leonardite ore; compositions produced by such process; and methods for use thereof for modifying plant growth and fruiting.
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 April 17, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 17, 2007.
- 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.