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

Patent Owner(s)

Patent Owner	Address
KIT MASTERS	PERHAM MN

International Classification(s)

• 1501:ENGINES

• 2013 Application Filing Year
• 1501 Class
• 100 Applications Filed
• 100 Patents Issued To-Date
• 100 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Scherman, Dale	Perham, US	31	38
# of filed Patents : 31 Total Citations : 38
Swanson, Craig	Perham, US	31	120
# of filed Patents : 31 Total Citations : 120

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Patent Citation Ranking

• 0 Citation Count
• 1501 Class

• 0 % this patent is cited more than
• 10 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 6, 2026

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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: 5427018

Centrifugal disk for impact mills, air classifiers or the like

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Abstract

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A rotor disc for accelerating and projecting particles radially outwards off the disc toward an encircling impact element includes a rotatable disc base having radial channels for guiding particles radially outwards. The channels are formed of side walls fixed to the disc base with side faces on opposite sides of each channel. The corresponding side faces of each pair of sidewalls are arranged essentially parallel and have, in each pair of opposed faces, at least a first face which a radial chamfer having at least a first and a second chamfer face which are angled to form a groove disposed above the disc base for guiding the particles.

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Description

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Claims

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Legal Events

 

• FPAY2006
• FPAY2002
• FPAY1998
• AS1997
• I1995
• AS1993
• F1993
• STPP1993

Date	Code	Event	Description
Aug 31, 2006	FPAY	FEE PAYMENT	year of fee payment: 12
Aug 29, 2002	FPAY	FEE PAYMENT	year of fee payment: 8
Aug 24, 1998	FPAY	FEE PAYMENT	year of fee payment: 4
Dec 31, 1997	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:RITE-HITE CORPORATION;REEL/FRAME:009207/0712 Owner name: RITE-HITE HOLDING CORPORATION, WISCONSIN Effective Date: Dec 31, 1997
Mar 07, 1995	I	Issuance
Jul 09, 1993	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:GIULIANI, JON;TRIERVIELER, WILLIAM;HOFFMAN, DAVID;AND OTHERS;REEL/FRAME:006661/0148 Owner name: RITE-HITE CORPORATION, WISCONSIN Effective Date: Jul 09, 1993
Jun 17, 1993	F	Filing
Jun 17, 1993	STPP	INFORMATION ON STATUS: PATENT APPLICATION AND GRANTING PROCEDURE IN GENERAL	free format text: APPLICATION UNDERGOING PREEXAM PROCESSING