A SYSTEM AND METHODS FOR FILTERING ELECTROMAGNETIC VISUAL, AND MINIMIZING ACOUSTIC TRANSMISSION - Patent 1386183

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EP 1 386 183 A2

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(88)	Date of publication A3:
	27.02.2003

(43)	Date of publication:
	04.02.2004 Bulletin 2004/06

(21)	Application number: 02725877.1

(22)	Date of filing: 03.05.2002

(51)	International Patent Classification (IPC)⁷: G02B 5/20, C03C 17/38

(86)	International application number:
	PCT/US2002/013735

(87)	International publication number:
	WO 2002/091042 (14.11.2002 Gazette 2002/46)

(84)	Designated Contracting States:
	AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
	Designated Extension States:
	AL LT LV MK RO SI

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Priority:

03.05.2001 US 288073 P

(71)	Applicants:
	Astic Signals Defenses L.L.C. Baltimore, MD 21207 (US) Winckler, Lisa Collinsville, VA 24078 (US)

(72)	Inventors:
	Simpson, Deron,S Finksburg, MD 21048 (US) WINCKLER, Lisa Collinsville, VA 24078 (US)

(74)	Representative: Siniscalco, Fabio et al
	Jacobacci & Partners S.p.A.Via Senato, 8 20121 Milano 20121 Milano (IT)

(54)	A SYSTEM AND METHODS FOR FILTERING ELECTROMAGNETIC VISUAL, AND MINIMIZING ACOUSTIC TRANSMISSION