Flow device and methods of creating different pressure drops based on a direction of flow

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9909399
SERIAL NO

14474861

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A flow device, includes a flow-through region comprising at least one stage and configured to create a first pressure drop across the flow-through region in response to flow through the flow-through region in a first direction and a second pressure drop in response to flow through the flow-through region in a second direction. The first pressure drop being less than the second pressure drop under the same flow rates. The flow device having no moving parts to create the difference in pressure drop between the first direction and the second direction. A method of creating different pressure drops based on a direction of flow.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • BAKER HUGHES, A GE COMPANY, LLC;BAKER HUGHES INCORPORATED

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Peterson, Elmer Richard Porter, US 7 105
Russell, Ronnie D Cypress, US 17 276

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
7.5 Year Payment $3600.00 $1800.00 $900.00 Sep 6, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Sep 6, 2029
Fee Large entity fee small entity fee micro entity fee
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