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Country	kind	publication No.	Filing Date	Type	Sub-Type
CN	B	CN103370128	Feb 14, 2012	Patent	Grant
Type : Patent Sub-Type : Grant
GRANTED PATENT FOR INVENTION		Nanosized chemical modification material and purposes		Dec 23, 2015
WO	A1	WO2012112553	Feb 14, 2012	Patent	Application
Type : Patent Sub-Type : Application
INTERNATIONAL APPLICATION PUBLISHED WITH INTERNATIONAL SEARCH REPORT		NANOMETER SIZE CHEMICAL MODIFIED MATERIALS AND USES		Aug 23, 2012
CN	B	CN105289536	Feb 14, 2012	Patent	Grant
Type : Patent Sub-Type : Grant
GRANTED PATENT FOR INVENTION		Liquid-phase chromatographic column		Jul 09, 2019
EP	B1	EP2675560	Feb 14, 2012	Patent	Grant
Type : Patent Sub-Type : Grant
Patent		LIQUID CHROMATOGRAPHIC COLUMN INCLUDING A LIGAND COMPRISING A POLYHEDRAL OLIGOMERIC SILSEQUIOXANE MOIETY, AND LIQUID CHROMATOGRAFIC METHOD USING THE COLUMN		Aug 28, 2019
US	A1	US20160139014	Jan 26, 2016	Patent	Application
Type : Patent Sub-Type : Application
FIRST PUBLISHED PATENT APPLICATION		NANOMETER SIZE CHEMICAL MODIFIED MATERIALS AND USES		May 19, 2016
US	B2	US11740163	Oct 15, 2018	Patent	Grant
Type : Patent Sub-Type : Grant
GRANTED PATENT AS SECOND PUBLICATION		Nanometer size chemical modified materials and uses		Aug 29, 2023

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

Patent Owner(s)

Patent Owner	Address
DIONEX CORPORATION	1228 TITAN WAY SUNNYVALE CA 94085

International Classification(s)

• C07F:ACYCLIC, CARBOCYCLIC, OR HETEROCYCLIC COMPOUNDS CO....
• C08F:MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONL....
• B01J:CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS, CO....
• B01D:SEPARATION

• 2012 Application Filing Year
• C07F Class
• 1091 Applications Filed
• 757 Patents Issued To-Date
• 69.39 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Liu, Xiaodong	Cupertino, US	213	1292
# of filed Patents : 213 Total Citations : 1292
Pohl, Christopher A	Union City, US	132	1325
# of filed Patents : 132 Total Citations : 1325

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Patent Citation Ranking

• 27 Citation Count
• C07F Class

• 93.62 % this patent is cited more than
• 13 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 Application No: 2012/0205,315

NANOMETER SIZE CHEMICAL MODIFIED MATERIALS AND USES

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Abstract

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There are provided ligand compositions and stationary phases comprising a polyhedral oligomeric silsequioxane moiety. Also provided are chromatographic devices comprising the stationary phases, and methods of making and using the ligands, stationary phases and chromatographic devices of the invention.

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Description

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Claims

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