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

Patent Owner(s)

Patent Owner	Address
CHEVRON PHILLIPS CHEMICAL COMPANY LP	10001 SIX PINES DRIVE THE WOODLANDS TX 77380

International Classification(s)

• C09K:MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED ....

• 2012 Application Filing Year
• C09K Class
• 1833 Applications Filed
• 1451 Patents Issued To-Date
• 79.16 % Issued To-Date

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
ANDERSON, John E	Bartlesville, US	53	1284
# of filed Patents : 53 Total Citations : 1284
BISHOP, Marshall D	Bartlesville, US	23	180
# of filed Patents : 23 Total Citations : 180

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Patent Citation Ranking

• 3 Citation Count
• C09K Class

• 11.01 % this patent is cited more than
• 11 Age

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Oct 3, 2025

Fee	Large entity fee	small entity fee	micro entity fee
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: 2014/0094,394

High Density Weight Materials for Oil Field Servicing Operations

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Abstract

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A wellbore treatment fluid comprising one or more high-density weighting materials selected from the group consisting of tungsten-containing materials, bismuth-containing materials, and tin-containing materials.

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Description

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Claims

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