Patent · US Expired

Hydro-seeding mixture

US7504445B2 · kind B2 · utility

13Cited by
1References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 29, 2005
Grant dateMar 17, 2009
Priority date
Expiry dateApr 5, 2026

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA01G24/35
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A hydro-seeding composition having the form of an aqueous mixture comprising a polyacrylamide polymer and seeds. The polyacrylamide polymer is a potassium anionic polymer salt or an ammonium anionic polymer salt, instead of a sodium-based polyacrylamide polymer. The hydro-seeding composition may also include various soil amendments. The seeds are grass seeds or plant seeds.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.