Dispersible sulphur fertilizer pellets

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United States of America Patent

PATENT NO 8814976
APP PUB NO 20120036906A1
SERIAL NO

13264741

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A water dispersible pellet and method of producing same comprising: micronized elemental sulphur with 80% of particles less than 30 microns, a binder component in the amount ranging from 0.95% to 95% by weight; a surfactant in the amount ranging from 0.05% to 10% by weight; a soluble salt present in the amount ranging from 0.05% to 95% by weight; bentonite clay in the amount ranging from 0.05% to 95% by weight. The pellet having a mean particle domain size and a mean crushing strength, all in a form such that within a few minutes of contact with water the pellet disperses into particles with more than 10% of said particles passing through a 50 mesh (US Standard Size) screen.

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Patent Owner(s)

Patent OwnerAddress
SULVARIS INCCALGARY AB T2H 1J5

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pedersen, Eric Calgary, CA 10 45

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Maintenance Fees

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11.5 Year Payment $7400.00 $3700.00 $1850.00 Feb 26, 2026
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Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00