Ring grit remover

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9932731
SERIAL NO

14823488

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A grit removal unit for a wastewater system including a grit removal chamber with a substantially annular vertical wall. A horizontal annular ring above the chamber bottom extends inwardly from the annular vertical wall, with an influent channel extending into the chamber beneath the ring and an effluent channel above the rim and extending out of the chamber. The influent and effluent channels both have inner side walls with a curved portion, with both curved portions extending through an arc of at least 90 degrees within the chamber annular vertical wall.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
SMITH & LOVELESS INC14040 SANTA FE TRAIL DRIVE LENEXA KS 66215-1284

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Mrkvicka, Rodney S Leawood, US 10 17
Noonan, Francis M Osawatomie, US 5 12
White, Dale Gardner, US 9 62

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 Oct 3, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Oct 3, 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