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

Patent Owner(s)

Patent Owner	Address
SMITHS HEIMANN GMBH	65205 WIESBADEN

International Classification(s)

• G21F:PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, C....
• G01N:INVESTIGATING OR ANALYSING MATERIALS BY DETERMININ....

• 2013 Application Filing Year
• G21F Class
• 121 Applications Filed
• 99 Patents Issued To-Date
• 81.82 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Crass, Matthias	Griesheim, DE	4	22
# of filed Patents : 4 Total Citations : 22

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Patent Citation Ranking

• 1 Citation Count
• G21F Class

• 26.92 % this patent is cited more than
• 10 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	Oct 21, 2026

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
April 21, 2015	US,9014331,B2   US9014331B2	GRANTED PATENT AS SECOND PUBLICATION
May 09, 2013	US,20130114788,A1   US20130114788A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9014331

Radiation protection curtain

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Abstract

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A radiation tunnel of an X-ray test device is shielded in by means of a radiation protection curtain in order that no impermissible radiation emerges. The radiation protection curtain is constructed from plates which are connected to one another in a manner of a downwardly suspended flat-top chain and are produced from a plastics composite that absorbs X-rays.

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Description

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Claims

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Legal Events

 

• MAFP2022
• MAFP2018
• I2015
• STCF2015
• FEPP2014
• P2013
• AS2013
• F2013
• PD2010

Date	Code	Event	Description
Oct 05, 2022	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 8TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1552); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 8
Oct 04, 2018	MAFP	MAINTENANCE FEE PAYMENT	free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4
Apr 21, 2015	I	Issuance
Apr 01, 2015	STCF	INFORMATION ON STATUS: PATENT GRANT	free format text: PATENTED CASE
Dec 08, 2014	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
May 09, 2013	P	Published
Feb 05, 2013	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:CRASS, MATTHIAS;REEL/FRAME:029930/0799 Owner name: SMITHS HEIMANN GMBH, GERMANY Effective Date: Feb 05, 2013
Jan 02, 2013	F	Filing
Jul 01, 2010	PD	Priority Date