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

Patent Owner(s)

Patent Owner	Address
GUARDIAN GLASS LLC	2300 HARMON ROAD AUBURN HILLS MI 48326

International Classification(s)

• C03C:CHEMICAL COMPOSITION OF GLASSES, GLAZES, OR VITREO....
• E06B:FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDING....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
CLAVERO, Cesar	San Jose, US	27	57
DEN, BOER Willem	Brighton, US	194	6041
DING, Guowen	San Jose, US	100	515
LEE, Sang	San Jose, US	74	659
LU, Yiwei	Ann Arbor, US	86	1591
SCHWEIGERT, Daniel	San Jose, US	53	215

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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	Aug 10, 2025
7.5 Year Payment	$3600.00	$1800.00	$900.00	Aug 10, 2029
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Aug 10, 2033

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: 2022/0041,497

IG WINDOW UNIT HAVING TRIPLE SILVER COATING AND DIELECTRIC COATING ON OPPOSITE SIDES OF GLASS SUBSTRATE

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