	US 12,108,766 B2
	Use of a structural polypeptide for plant coating
Jens Klein, Pullach I. Isartal (DE); Lin Römer, Ottobrunn (DE); Andreas Schmideder, Velden (DE); and Katharina Sturm, Munich (DE)
Assigned to Amsilk GmbH, Planegg/Martinsried (DE)
Appl. No. 17/263,499
Filed by Amsilk GmbH, Panegg/Martinsried (DE)
PCT Filed Aug. 7, 2019, PCT No. PCT/EP2019/071186 § 371(c)(1), (2) Date Jan. 26, 2021, PCT Pub. No. WO2020/035361, PCT Pub. Date Feb. 20, 2020.
Claims priority of application No. 18189505 (EP), filed on Aug. 17, 2018; and application No. 19154685 (EP), filed on Jan. 31, 2019.
Prior Publication US 2021/0169087 A1, Jun. 10, 2021
Int. Cl. A01H 1/04 (2006.01); A01C 1/06 (2006.01); A01G 7/06 (2006.01); A01N 63/50 (2020.01)

CPC A01N 63/50 (2020.01) [A01C 1/06 (2013.01); A01G 7/06 (2013.01)]

18 Claims

1. A method for protecting a plant from pest infestation and promoting plant vitality, comprising the steps of:

(i) providing a formulation comprising a silk polypeptide in a concentration of between 0.8% (w/w) and 5% (w/w), and

(ii) applying the formulation to the surface of a live plant exposed to pests to form a homogeneous and uniform coating comprising the silk polypeptide having a thickness of between 10 nm and 1 mm on the plant, wherein the coating protects the plant from pest infestation, thereby promoting plant vitality.