The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 01, 2011

Filed:

Jul. 06, 2010
Applicants:

Michael A. Allan, Sonora, CA (US);

Charles T. Schiller, Alamo, CA (US);

Inventors:

Michael A. Allan, Sonora, CA (US);

Charles T. Schiller, Alamo, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01C 23/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for the subsurface application of fertilizers, biologicals, fumigants, non-fumigant pesticides or other chemicals to soil with reduced application rates. Discrete amounts of the materials are injected into the soil at numerous sites along a path during a pass through the soil. At the injection sites, the materials form diffusion patterns which may touch or overlapping with diffusion patterns of adjacent soil injections. The application of materials to soil in this manner maintains optimum efficacy with the use of the least amount of materials necessary per acre of soil.


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