Coated valve components with corrosion resistant sliding surfaces

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11499643
APP PUB NO 20200248819A1
SERIAL NO

16636519

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A valve component comprising a substrate with a sliding surface, the sliding surface being designed to be subjected to sliding against another surface during operation of the valve, wherein at least a portion of the sliding surface is coated with a coating comprising an under-layer comprising tungsten and an upper-layer deposited atop the under-layer, said upper-layer comprising diamond-like-carbon, wherein the under-layer comprises carbon and has a layer thickness of at least 11 micrometers, and the upper-layer has a lower coefficient of friction than the under-layer and has a layer thickness of at least 1.5 micrometers.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • OERLIKON SURFACE SOLUTIONS AG, PFÄFFIKON

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jarry, Olivier Cologne, DE 3 14
Rovere, Florian Graz, AT 2 11
Stadlberger, Andreas Oberriet, CH 1 2
Widowitz, Franz Feldkirch, AT 3 5
Wurzer, Manfred Wittenbach, CH 4 10

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 May 15, 2026
7.5 Year Payment $3600.00 $1800.00 $900.00 May 15, 2030
11.5 Year Payment $7400.00 $3700.00 $1850.00 May 15, 2034
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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