NOVEL CRYSTALLINE FORMS OF FLUFENACET, METHODS FOR THEIR PREPARATION AND USE OF THE SAME - Patent 4073050

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EP 4 073 050 A2

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(88)	Date of publication A3:
	15.07.2021

(43)	Date of publication:
	19.10.2022 Bulletin 2022/42

(21)	Application number: 21731373.3

(22)	Date of filing: 20.01.2021

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International Patent Classification (IPC):

C07D 285/13^(2006.01)

(52)	Cooperative Patent Classification (CPC):
	A01N 43/82; C07D 285/13

	C-Sets:
	A01N 43/82, A01N 25/12;

(86)	International application number:
	PCT/CN2021/072799

(87)	International publication number:
	WO 2021/115493 (17.06.2021 Gazette 2021/24)

(84)	Designated Contracting States:
	AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
	Designated Extension States:
	BA ME
	Designated Validation States:
	KH MA MD TN

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Priority:

13.12.2019 GB 201918391

(71)	Applicant: Jiangsu Rotam Chemistry Co., Ltd
	Kunshan, Jiangsu 215301 (CN)

(72)	Inventor:
	BRISTOW, James Timothy Hong Kong (CN)

(74)	Representative: Akers, Noel James et al
	N.J. Akers & Co 63 Lemon Street Truro, Cornwall TR1 2PN Truro, Cornwall TR1 2PN (GB)

(54)	NOVEL CRYSTALLINE FORMS OF FLUFENACET, METHODS FOR THEIR PREPARATION AND USE OF THE SAME