Valve device of a wellhead Christmas tree assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9500062
APP PUB NO 20130291961A1
SERIAL NO

13578628

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A valve (1) having at least one flange portion (2, 3) for securing to a wellhead Christmas tree (5) for shutting off a pipe outlet (50) from the wellhead Christmas tree (5). At least one of the flange portions (2) includes integrated devices (6a, 6b, 6, 14, 15) for operation of a second unit (10) mounted outside the valve (1).

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
PETROLEUM TECHNOLOGY COMPANY ASSLETTESTRANDVEIEN 13 STAVANGER 4032

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kleppa, Erling Jorpeland, NO 29 195
Stokka, Øyvind Sandnes, NO 13 66
Tveiten, Magnar Sandnes, NO 15 135

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
11.5 Year Payment $7400.00 $3700.00 $1850.00 May 22, 2028
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