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

Patent Owner(s)

Patent Owner	Address
DIVERSIFIED DYNAMICS CORPORATION	1681 - 94TH LANE NE MINNEAPOLIS MINNESOTA 55434 UNITED STATES OF AMERICA

International Classification(s)

• 0401:BRUSHES AND BROOMS FOR CLEANING

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bruggeman, Daniel J	Minneapolis, MN	11	168
Bruggeman, Thomas W	Forest Lake, MN	4	45
Kohs, Stephen C	Forest Lake, MN	10	167
Kramer, Thomas E	Coon Rapids, MN	61	880
Lever, Charles J	Andover, MN	4	45
Rust, Matthew H	River Falls, WI	34	660

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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: D444928

Dispensing and washing apparatus

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