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

Patent Owner(s)

Patent Owner	Address
SIGMA-ALDRICH CO LLC	3050 SPRUCE STREET ST LOUIS MISSOURI 63103 63103

International Classification(s)

• C07F:ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CO....
• C07D:HETEROCYCLIC COMPOUNDS
• C07C:ACYCLIC OR CARBOCYCLIC COMPOUNDS

• 2014 Application Filing Year
• C07F Class
• 1196 Applications Filed
• 979 Patents Issued To-Date
• 81.86 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
ANDERSON, JARED	Ames, US	14	171
# of filed Patents : 14 Total Citations : 171
ARMSTRONG, DANIEL W	Ames, US	23	239
# of filed Patents : 23 Total Citations : 239

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• 0 Citation Count
• C07F Class

• 0 % this patent is cited more than
• 11 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	Nov 1, 2025

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 Application No: 2014/0121,387

High Stability Diionic Liquid Salts

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Abstract

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The present invention relates to diionic liquid salts of dicationic or dianionic molecules, as well as solvents comprising diionic liquids and the use of diionic liquids as the stationary phase in a gas chromatographic column.

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Description

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