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

Patent Owner(s)

• SEPARATION DESIGN GROUP LLC

International Classification(s)

• A61K:PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOS....
• A23L:FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT....
• F17D:PIPE-LINE SYSTEMS; PIPE-LINES
• C02F:TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE....
• A61L:METHODS OR APPARATUS FOR STERILISING MATERIALS OR ....
• B01D:SEPARATION
• A61M:DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE B....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
DePetris, Elise N	Waynesburg, US	7	53
Galbraith, Judith C	Holbrook, US	3	51
Galbraith, Stephen Douglas	Holbrook, US	19	339
McGowan, Kenneth J	Waynesburg, US	7	99
Walker, David K	Waynesburg, US	21	953

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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	Dec 12, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Dec 12, 2029

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
June 12, 2018	US,9993765,B2   US9993765B2	GRANTED PATENT AS SECOND PUBLICATION
January 26, 2017	US,20170021302,A1   US20170021302A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9993765

Portable oxygen enrichment device and method of use

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