Molten metal rotor with hardened top

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11391293
APP PUB NO 20200256350A1
SERIAL NO

16862333

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

Embodiments of the invention are directed to a rotor for a molten metal pump and a molten metal pump including the rotor. The rotor has a main body and a top comprised of a material that is at least twice as hard as the main body. The top, among other things, may form a first portion of each rotor blade wherein the first portion directs molten metal into a pump chamber or other structure in which the rotor is mounted.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
MOLTEN METAL EQUIPMENT INNOVIATIONS LLC15510 OLD STATE ROAD MIDDLEFIELD OH 44062

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cooper, Paul V Chesterland, US 150 14042

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
3.5 Year Payment $1600.00 $800.00 $400.00 Jan 19, 2026
7.5 Year Payment $3600.00 $1800.00 $900.00 Jan 19, 2030
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jan 19, 2034
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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