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

Patent Owner(s)

Patent Owner	Address
RESMED PTY LTD	BELLA VISTA NEW SOUTH WALES 2153

International Classification(s)

• F04D:NON-POSITIVE-DISPLACEMENT PUMPS
• A61M:DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE B....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
DOUDKINE, Dmitri Anatolievich	Chatswood, AU	34	395
FRATER, Robert Henry	Lindfield, AU	63	3049
KENYON, Barton John	Ashfield, AU	148	4203
URQUHART, Hamish Alexander	Dural, AU	4	29

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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	Jul 16, 2027
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 16, 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

Full Text

US Patent Application No: 2020/0018,324

QUIET BLOWER APPARATUS AND SYSTEM AND METHOD FOR REDUCING BLOWER NOISE

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