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

Patent Owner(s)

Patent Owner	Address
SCHOTT AG	GERMANY MAINZ MAINZ RHINELAND-PALATINATE

International Classification(s)

• G01K:MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT;....
• C03B:MANUFACTURE OR SHAPING OF GLASS, OR OF MINERAL OR ....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Haas, Gottfried	Tirschenreuth, DE	10	16
Kreger, Wolfgang	Leonberg, DE	3	0
Lippert, Dominik	Mitterteich, DE	1	0
Riedl, Markus	Mitterteich, DE	12	26

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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 28, 2026
7.5 Year Payment	$3600.00	$1800.00	$900.00	Aug 28, 2030
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Aug 28, 2034

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

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
February 28, 2023	US,11591250,B2   US11591250B2	GRANTED PATENT AS SECOND PUBLICATION
June 18, 2020	US,20200189955,A1   US20200189955A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 11591250

Furnace for relieving stress from glass products

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