Valve cartridge for pump systems

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8827242
APP PUB NO 20120222760A1
SERIAL NO

13469271

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An illustrative valve cartridge for a pump system is disclosed. In one example the valve cartridge includes a cartridge body, a mounting flange operatively coupled to the cartridge body, wherein the mounting flange is adapted to be coupled to a housing of a pump, a valve member that is adapted to sealingly engage a valve seat within the pump housing and an actuator positioned within the cartridge body, wherein the actuator is operatively coupled to the valve member via a connector and wherein the actuator is adapted for selectively moving the valve member relative to the valve seat when the valve cartridge is operatively coupled to the pump housing.

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First Claim

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Patent Owner(s)

  • NATIONAL OILWELL VARCO, L.P.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Marica, Adrian Cypress, US 26 587

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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 Mar 9, 2026
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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