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

Patent Owner(s)

Patent Owner	Address
PPT RESEARCH INC	515 BUSINESS PARK LANE ALLENTOWN PA 18109

International Classification(s)

• C08G:MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN B....
• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• 2008 Application Filing Year
• C08G Class
• 1395 Applications Filed
• 820 Patents Issued To-Date
• 58.79 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Ward, Irl E	Bethlehem, US	42	1072
# of filed Patents : 42 Total Citations : 1072

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Patent Citation Ranking

• 0 Citation Count
• C08G Class

• 0 % this patent is cited more than
• 14 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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
July 26, 2011	US,7985719,B2   US7985719B2	GRANTED PATENT AS SECOND PUBLICATION
October 29, 2009	US,20090270293,A1   US20090270293A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7985719

Cutting and lubricating composition for use with a wire cutting apparatus

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Abstract

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The invention relates to a cutting and lubricating suspension composition containing gelatinous particles for cutting hard and brittle material with a wire saw. The composition contains an in situ partially neutralized polyelectrolyte and a glycol which suspends abrasive particles used in the cutting operation.

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Description

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Claims

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Legal Events

 

• AS2016
• STCH2015
• FP2015
• LAPS2015
• REMI2015
• I2011
• P2009
• F2008
• PD2008

Date	Code	Event	Description
Mar 16, 2016	AS	ASSIGNMENT	free format text: NUNC PRO TUNC ASSIGNMENT;ASSIGNOR:WARD, IRL E;REEL/FRAME:038004/0930 Owner name: PPT RESEARCH, INC., PENNSYLVANIA Effective Date: Mar 16, 2016
Aug 24, 2015	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Jul 26, 2015	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Jul 26, 2015
Jul 26, 2015	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES
Mar 06, 2015	REMI	MAINTENANCE FEE REMINDER MAILED
Jul 26, 2011	I	Issuance
Oct 29, 2009	P	Published
Apr 28, 2008	F	Filing
Apr 28, 2008	PD	Priority Date