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

Patent Owner(s)

Patent Owner	Address
EZCONN CORPORATION	11259 TAIPEI CITY

International Classification(s)

• G02F:DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF ....

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Mao, Chongchang	Plano, TX	13	123
# of filed Patents : 13 Total Citations : 123
Xu, Ming	Dallas, TX	491	9425
# of filed Patents : 491 Total Citations : 9425

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Patent Citation Ranking

• 2 Citation Count
• G02F Class

• 1.86 % this patent is cited more than
• 20 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: 7618491

Scintillator single crystal and production method of same

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Abstract

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A scintillator single crystal of a specific cerium-doped silicate compound that contains 0.00005 to 0.1 wt % of one or more types of element selected from the group consisting of elements belonging to group 2 of the periodic table based on the total weight of the single crystal.

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Description

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Claims

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Legal Events

 

• MAFP2021
• FPAY2017
• AS2015
• FEPP2014
• FPAY2013
• FEPP2012
• FEPP2009
• I2009
• STCF2009
• P2006
• AS2006
• F2006
• PD2005

Date	Code	Event	Description
May 11, 2021	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 12TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2553); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY year of fee payment: 12
May 08, 2017	FPAY	FEE PAYMENT	year of fee payment: 8
May 12, 2015	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:HITACHI CHEMICAL CO., LTD.;REEL/FRAME:035723/0196 Owner name: OXIDE CORPORATION, JAPAN Effective Date: May 12, 2015
Dec 08, 2014	FEPP	FEE PAYMENT PROCEDURE	free format text: PAT HOLDER CLAIMS SMALL ENTITY STATUS, ENTITY STATUS SET TO SMALL (ORIGINAL EVENT CODE: LTOS); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
May 10, 2013	FPAY	FEE PAYMENT	year of fee payment: 4
Dec 01, 2012	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYER NUMBER DE-ASSIGNED (ORIGINAL EVENT CODE: RMPN); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
Dec 03, 2009	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY
Nov 17, 2009	I	Issuance
Oct 28, 2009	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Dec 28, 2006	P	Published
Mar 31, 2006	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:KURATA, YASUSHI;SHIMURA, NAOAKI;USUI, TATSUYA;AND OTHERS;REEL/FRAME:017860/0134 Owner name: HITACHI CHEMICAL COMPANY, LTD., JAPAN Effective Date: Mar 31, 2006
Mar 14, 2006	F	Filing
Jun 10, 2005	PD	Priority Date