	US 12,402,627 B2
	Metal complexes for promoting growth in a photosynthetic organism
Laura Barter, Reading (GB); Nicholas Long, Hurst (GB); Jonathan Rains, Staines-upon-Thames (GB); and Rudiger Woscholski, London (GB)
Assigned to IMPERIAL COLLEGE INNOVATIONS LIMITED, London (GB)
Appl. No. 17/289,677
Filed by Imperial College Innovations Limited, London (GB)
PCT Filed Oct. 31, 2019, PCT No. PCT/GB2019/053083 § 371(c)(1), (2) Date Apr. 28, 2021, PCT Pub. No. WO2020/089630, PCT Pub. Date May 7, 2020.
Claims priority of application No. 1817792 (GB), filed on Oct. 31, 2018.
Prior Publication US 2021/0400980 A1, Dec. 30, 2021
Int. Cl. A01N 55/02 (2006.01); A01N 43/52 (2006.01); A01N 43/78 (2006.01); A01P 21/00 (2006.01)

CPC A01N 55/02 (2013.01) [A01N 43/52 (2013.01); A01N 43/78 (2013.01); A01P 21/00 (2021.08)]

20 Claims

1. A method of promoting growth in a plant comprising treating the plant with an aqueous solution of a metal complex or a precursor thereof, and promoting growth of the plant, wherein the metal complex comprises a metal selected from the group consisting of zinc (Zn), cobalt (Co), copper (Cu), nickel (Ni) and iron (Fe), and a ligand, which is a bidentate or tridentate ligand.