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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
INDUSTRIAL MAGNETICS INC	1385 M-75 SOUTH BOYNE CITY MI 49712

International Classification(s)

• H01F:MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF M....

• 1998 Application Filing Year
• H01F Class
• 383 Applications Filed
• 194 Patents Issued To-Date
• 50.66 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Stowe, Michael W	Boyne City, MI	8	66
# of filed Patents : 8 Total Citations : 66

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Patent Citation Ranking

• 6 Citation Count
• H01F Class

• 6.27 % this patent is cited more than
• 26 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

Full Text

US Patent No: 5982261

Tube magnet assembly with end-rolled capture technique

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Abstract

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A cylindrical tube magnet assemblies and their manufacture by the end-rolled capture technique. The assemblies are particularly useful in industrial separators wherein so-called tramp metals are passed through a conduit or hopper provided with a metal separation device comprising a plurality of cylindrical tube magnets typically contained in stainless steel tubes and used in grates, drawers, and stand-alone applications.

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Description

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Claims

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Legal Events

 

• STCH2007
• FP2007
• LAPS2007
• REMI2007
• FEPP2003
• FPAY2003
• I1999
• F1998
• AS1998
• PD1997

Date	Code	Event	Description
Dec 10, 2007	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Nov 09, 2007	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Nov 09, 2007
Nov 09, 2007	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES
May 30, 2007	REMI	MAINTENANCE FEE REMINDER MAILED
Dec 03, 2003	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
Apr 18, 2003	FPAY	FEE PAYMENT	year of fee payment: 4
Nov 09, 1999	I	Issuance
Jul 07, 1998	F	Filing
Jun 22, 1998	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:STOWE, MICHAEL W.;REEL/FRAME:009304/0701 Owner name: INDUSTRIAL MAGNETICS, INC., MICHIGAN Effective Date: Jun 22, 1998
Jul 10, 1997	PD	Priority Date