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

Patent Owner(s)

Patent Owner	Address
EXFLUOR RESEARCH CORPORATION A CORP OF TX	P O BOX 7807 AUSTIN TX 78712

International Classification(s)

• C10M:LUBRICATING COMPOSITIONS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Bierschenk, Thomas R	Roundrock, TX	31	469
Juhlke, Timothy J	Roundrock, TX	18	219
Lagow, Richard J	Austin, TX	51	1511

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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: 4803005

Perfluoropolyether solid fillers for lubricants

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