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

Patent Owner(s)

Patent Owner	Address
HOYA OPTICAL LABS OF AMERICA INC	LEWISVILLE TX 75057

International Classification(s)

• B29C:SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTAN....
• B29D:PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FRO....
• G02B:OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bhambra, Harjit	Ramsey, US	6	3
Blacker, Richard	Lino Lakes, US	119	2011
Brown, Jeff	St. Louis Park, US	78	1164
Chantharadet, Ladawan	Ramsey, US	5	3
Olund, David	Stanchfield, US	22	15
Pudsayapong, Pasin	Ramsey, US	3	1
Seewattanangkoon, Sarawuth	Ramsey, US	5	3
Vu, Hannah	New Brighton, US	25	117

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
3.5 Year Payment	$1600.00	$800.00	$400.00	Mar 19, 2028
7.5 Year Payment	$3600.00	$1800.00	$900.00	Mar 19, 2032
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Mar 19, 2036

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 3.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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

Full Text

US Patent Application No: 2024/0308,115

Lens Casting System

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