The technology is covered by a patent P.400268 “Fertilizer of controlled release of chemical compounds to the soil and method of its production and application” Evergreen Solutions Sp. z o.o., ul. Stargardzka 8, 74-200 Pyrzyce, Poland; share capital PLN 380,000, National Court Register Number (KRS) 545609, National Business Register Number (REGON) 360892726, TIN 8531518975