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

Patent Owner(s)

Patent Owner	Address
RVT GROUP LIMITED	PROSPECT HOUSE RIVERSIDE INDUSTRIAL ESTATE RIVERSIDE WAY DARTFORD DA15BS

International Classification(s)

• E01F:ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CO....
• F16M:FRAMES, CASINGS, OR BEDS, OF ENGINES OR OTHER MACH....
• G10K:SOUND-PRODUCING DEVICES
• F16B:DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL E....
• E04B:GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTIT....
• A47H:FURNISHINGS FOR WINDOWS OR DOORS
• E04G:SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENT....
• B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Chattell, Timothy	Dartford, GB	4	23

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Mar 24, 2027
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Mar 24, 2031

Fee	Large entity fee	small entity fee	micro entity fee
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
September 24, 2019	US,10424286,B2   US10424286B2	GRANTED PATENT AS SECOND PUBLICATION
August 02, 2018	US,20180218721,A1   US20180218721A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 10424286

Acoustic curtain

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