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

Patent Owner(s)

Patent Owner	Address
TECHNOLOGICAL RESOURCES PTY LTD	MELBOURNE AUS

International Classification(s)

• B07B:SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENIN....

• 1997 Application Filing Year
• B07B Class
• 79 Applications Filed
• 38 Patents Issued To-Date
• 48.11 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Judd, Melvyn John	5 Oldknow Crescent, Singleton NSW 2330, AU	1	5
# of filed Patents : 1 Total Citations : 5

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Patent Citation Ranking

• 5 Citation Count
• B07B Class

• 6.38 % 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: 9873640

Method for drying spent filter media

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Abstract

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Disclosed is a process of stabilizing spent filter material that comprises mixing the filter media with a dry media to produce a composition having a moisture content that is sufficiently low to retard microbial growth. The composition comprises spent filter media and a dry material, and preferably comprises diatomaceous earth. Soil is treated by adding the composition as a top dressing, soil amendment, or the like.

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Description

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Claims

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Legal Events

 

• FPAY2011
• FPAY2006
• FEPP2004
• FPAY2002
• I1999
• STCF1999
• AS1999
• F1997
• PD1994

Date	Code	Event	Description
Jan 13, 2011	FPAY	FEE PAYMENT	year of fee payment: 12
Dec 26, 2006	FPAY	FEE PAYMENT	year of fee payment: 8
Dec 06, 2004	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Dec 13, 2002	FPAY	FEE PAYMENT	year of fee payment: 4
Jul 13, 1999	I	Issuance
Jul 06, 1999	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Jun 07, 1999	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:JUDD, MELVYN JOHN;REEL/FRAME:010086/0704 Owner name: TECHNOLOGICAL RESOURCES PTY LTD, AUSTRALIA Effective Date: Jun 07, 1999
Jul 16, 1997	F	Filing
Nov 25, 1994	PD	Priority Date