LASER WELDED TRANSMISSION FILTER HOUSING AND METHOD AND APPARATUS FOR MAKING SAME - Patent 1137472

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EP 1 137 472 A1

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(43)	Date of publication:
	04.10.2001 Bulletin 2001/40

(21)	Application number: 99968638.9

(22)	Date of filing: 03.09.1999

(51)	International Patent Classification (IPC)⁷: B01D 35/02, B29C 65/16

(86)	International application number:
	PCT/US9920/323

(87)	International publication number:
	WO 0013/763 (16.03.2000 Gazette 2000/11)

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

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Priority:

04.09.1998 US 99086 P
22.10.1998 DE 19848673
24.12.1998 DE 19860357
01.09.1999 US 387807

(71)	Applicant: IBS Filtran Kunststoff-/Metallerzeugnisse GmbH
	51597 Morsbach (DE)

(72)	Inventors:
	GIZOWSKI, John W LaGrange Park,IL 60526 (US) BEER, Markus 51597 Morsbach (DE) SCHRIEMPF, J. Thomas Alexandria,VA 22314 (US)

(74)	Representative: Collins, John David
	Marks & Clerk,57-60 Lincoln's Inn Fields London WC2A 3LS London WC2A 3LS (GB)

(54)	LASER WELDED TRANSMISSION FILTER HOUSING AND METHOD AND APPARATUS FOR MAKING SAME