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

Patent Owner(s)

Patent Owner	Address
STONE & WEBSTER ENGINEERING CORPORATION A CORP OF MASSACHUSETTS	Not Provided

International Classification(s)

• G21C:NUCLEAR REACTORS

• 1986 Application Filing Year
• G21C Class
• 224 Applications Filed
• 0 Patents Issued To-Date
• 0 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
DeLuca, Robert A	Newton Centre, MA	7	94
# of filed Patents : 7 Total Citations : 94
Garabedian, George	Boston, MA	9	130
# of filed Patents : 9 Total Citations : 130

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Patent Citation Ranking

• 2 Citation Count
• G21C Class

• 0 % this patent is cited more than
• 37 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: 4737338

Nuclear reactor containing connecting means for connecting a reactor vessel and at least one receiver vessel

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Abstract

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Disclosed is a nuclear reactor employing a liquid metal and containing a reactor vessel, and at least one satellite vessel, and a hot and a cold leg connecting means which combine to form a continuous pathway for the flow of the liquid metal between the reactor vessel and the at least one satellite vessel. Each of the hot leg and cold leg connecting means contain a bellows assembly which are readily accessible for repair or replacement without draining the reactor vessel of the liquid metal.

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Description

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Claims

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Claims data not available

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Legal Events

 

• STCH2018
• FP2000
• LAPS2000
• REMI1999
• FEPP1995
• FPAY1995
• FPAY1991
• I1988
• F1986
• PD1986
• AS1986

Date	Code	Event	Description
Jan 30, 2018	STCH	INFORMATION ON STATUS: PATENT DISCONTINUATION	free format text: PATENT EXPIRED DUE TO NONPAYMENT OF MAINTENANCE FEES UNDER 37 CFR 1.362
Apr 12, 2000	FP	LAPSED DUE TO FAILURE TO PAY MAINTENANCE FEE	Effective Date: Apr 12, 2000
Apr 09, 2000	LAPS	LAPSE FOR FAILURE TO PAY MAINTENANCE FEES
Nov 02, 1999	REMI	MAINTENANCE FEE REMINDER MAILED
Dec 03, 1995	FEPP	FEE PAYMENT PROCEDURE	free format text: PAYOR NUMBER ASSIGNED (ORIGINAL EVENT CODE: ASPN); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY
Oct 11, 1995	FPAY	FEE PAYMENT	year of fee payment: 8
Oct 10, 1991	FPAY	FEE PAYMENT	year of fee payment: 4
Apr 12, 1988	I	Issuance
May 07, 1986	F	Filing
May 07, 1986	PD	Priority Date
Apr 11, 1986	AS	ASSIGNMENT	free format text: ASSIGNMENT OF ASSIGNORS INTEREST.;ASSIGNORS:GARABEDIAN, GEORGE;DE LUCA, ROBERT A.;REEL/FRAME:004558/0631 Owner name: STONE & WEBSTER ENGINEERING CORPORATION, A CORP OF Effective Date: Apr 11, 1986