Fine grit classifier

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 11319247
APP PUB NO 20210114927A1
SERIAL NO

16659079

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A fine grit classifier for removing grit from a milk of lime slurry includes a settling tank for receiving the milk of lime slurry, means for creating turbulence inside the tank to promote grit settling, a launder for collecting milk of lime slurry from an upper portion of the settling tank and directing milk of lime slurry to an outlet, and an auger for transporting settled grit from the lower portion of the settling tank and discharging the settled grit.

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Patent Owner(s)

Patent OwnerAddress
RDP TECHNOLOGIES INC2495 BOULEVARD OF THE GENERALS NORRISTOWN PA 19403

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Christy, Richard W Wayne, US 34 296

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Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Nov 3, 2025
7.5 Year Payment $3600.00 $1800.00 $900.00 Nov 3, 2029
11.5 Year Payment $7400.00 $3700.00 $1850.00 Nov 3, 2033
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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