Irrigation Innovation

We make one-of-a-kind products. And we have the patents to prove it.

Nelson Irrigation Virtual Patent Marking

Patent Marking Notices Pursuant to 35 U.S.C. § 287(a)

The following Big Gun^® Sprinklers, End of Pivot Sprinklers, Irrigation Control Valves, Irrigation Software, Pivot Products, Pressure Regulators, Rotator^® Sprinklers, Spinners & Sprays and TWIG^® Wireless Control Products are owned by Nelson Irrigation Corporation. The following products are protected by patents in the U.S. and in foreign jurisdictions. This website is provided to satisfy the virtual patent marking provisions of various jurisdictions including the virtual patent marking provisions of the America Invents Act. This page is intended to serve as notice under 35 U.S.C. § 287(a). The following list of products may not be all inclusive and other Nelson Irrigation Corporation products not listed here may be protected by one or more patents.

Big Gun^® Sprinklers:

Protected by U.S. Patent 6,814,305; D879,258; 11,002,394; 11,090,671; 11,885,450; 12,036,569. Additional patents may be pending in the U.S. and/or in foreign jurisdictions.

End of Pivot Solutions:

Protected by U.S. Patents 6,827,291; 7,584,904; 7,980,488; 9,587,687; 9,657,790; 9,995,352; 10,107,342 . Additional patents may be pending in the U.S. and/or in foreign jurisdictions.

Irrigation Control Valves:

Protected by U.S. Patents 6,145,533; 6,276,390; 9,004,097; 10,562,056. Additional patents may be pending in the U.S. and/or in foreign jurisdictions.

Irrigation Software:

Protected by U.S. Patents 8,285,421; 8,839,135. Additional patents may be pending in the U.S. and/or in foreign jurisdictions.

Pivot Products:

Protected by U.S. Patents 6,135,364; 7,240,860; 7,942,345; 8,028,932; 8,991,724; 9,010,660; 9,089,857; 9,095,859; 9,283,577; 9,387,494; 9,403,177; 9,534,619; 9,587,687; 9,657,790; 9,995,352; 10,239,066; 10,864,534; 11,020,756; 11,040,358; 11,045,823; 11,085,568; 11,154,882; 11,376,621; 11,505,354; 11,964,293; D870,848; D882,039; D882,040; D882,041; D882,042; D889,601. Additional patents may be pending in the U.S. and/or in foreign jurisdictions.

Pressure Regulators:

Protected by U.S. Patents 7,048,001; 7,140,595; 7,401,622; 8,714,186; 9,367,070; 9,971,361; 10,416,689; 11,408,515; 11,511,290; 11,933,408; D758,543; D758,544; D764,334; D966,123. Additional patents may be pending in the U.S. and/or in foreign jurisdictions.

Rotator^® Sprinklers:

Protected by U.S. Patents 6,135,364; 7,025,287; 7,086,608; 7,240,860; 7,789,323; 9,403,176; 9,587,687; 9,657,790; 9,995,352; 10,401,877. Additional patents may be pending in the U.S. and/or in foreign jurisdictions.

Spinner & Sprays:

Protected by U.S. Patents 6,135,364: 7,025,287; 7,086,608; 10,399,108; 11,325,147; 11,325,147; 11,745,207. Additional patents may be pending in the U.S. and/or in foreign jurisdictions.

TWIG^® Wireless Controls:

Protected by U.S. Patent 9,655,312; 10,194,598; 10,631,476; 11,277,714; 11,576,012. Additional patents may be pending in the U.S. and/or in foreign jurisdictions.