Family

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

Patent Owner(s)

Patent Owner	Address
UPL LIMITED	SUITE 10 WATERGARDENS 5 WATERPORT ROAD GIBRALTAR

International Classification(s)

• C05G:MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DI....

• 2007 Application Filing Year
• C05G Class
• 7 Applications Filed
• 5 Patents Issued To-Date
• 71.43 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Clark, Eddie W	Salem, US	2	18
# of filed Patents : 2 Total Citations : 18
Olson, Gary S	Salem, US	2	25
# of filed Patents : 2 Total Citations : 25
Savich, Milan H	Beaverton, US	15	183
# of filed Patents : 15 Total Citations : 183

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Patent Citation Ranking

• 8 Citation Count
• C05G Class

• 11.11 % this patent is cited more than
• 16 Age

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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 Application No: 2011/0174,324

DEGRADABLE CIGARETTE FILTER: PILL WITH MULTILAYERED COATING

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Abstract

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A degradable cigarette filter includes a filter element of a bloomed cellulose acetate tow and a plug wrap surrounding the filter element, and a pill dispersed in the tow. The pill includes a material adapted to catalyze hydrolysis of the cellulose acetate tow that is encapsulated with an inner layer of a water soluble or water permeable material and an outer layer of a cellulose acetate having a D.S. in the range of 2.0-2.6.

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Description

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Claims

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