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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 245 SUMMER STREET BOSTON MA 02107 A CORP OF	MA

International Classification(s)

• G21C:NUCLEAR REACTORS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Barker, James M	Reading, MA	41	1135
Craig, William C	Cambridge, MA	19	413
DeLuca, Robert A	Newton Center, MA	7	94
Garabedian, George	Boston, MA	9	130
Gurnis, George A	Cohasset, MA	1	2

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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: 4786462

Support structure for a nuclear reactor

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