Gas scouring apparatus for immersed membranes

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9815027
SERIAL NO

14428718

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Disclosed herein are aspects and embodiments of an apparatus for providing gas slugs in a liquid. In one example, the apparatus comprises a housing defining a chamber, a bell tube including a wall and an open upper end disposed within the chamber, a riser tube including a wall, an open lower end, and a flared open upper end disposed within the bell tube, and a conduit defined between the wall of the bell tube and the wall of the riser tube and in fluid communication with an internal volume of the riser tube.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • EVOQUA WATER TECHNOLOGIES LLC

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Davis, William E Kings Langley, AU 21 298
Lenting, Joan-Amanda Kings Langley, AU 2 4
Phelps, Roger Kings Langley, AU 5 125

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 May 14, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 May 14, 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