Molten metal pump
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
-
Oct 29, 2024
Grant Date -
Dec 22, 2022
app pub date -
Nov 4, 2020
filing date -
Nov 4, 2020
priority date (Note) -
In Force
status (Latency Note)
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Importance

US Family Size
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Non-US Coverage
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Abstract
A molten metal pump having a base member defining a pumping chamber is provided. The pumping chamber includes an opening in each of a top surface and a bottom surface of the base member. An impeller is disposed in the pumping chamber and is configured to draw molten metal through the opening in the bottom surface and expel the molten metal through an outlet in the base member. A flow diverter is disposed above the opening in the top surface.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
PYROTEK INC | 705 WEST 1ST AVENUE SPOKANE WA 99201 |
International Classification(s)

- 2020 Application Filing Year
- F04D Class
- 1360 Applications Filed
- 919 Patents Issued To-Date
- 67.58 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Horsfall, Andrew | Cuyahoga Falls, US | 15 | 240 |
# of filed Patents : 15 Total Citations : 240 | |||
Tetkoskie, Jason | Cleveland Hts., US | 17 | 558 |
# of filed Patents : 17 Total Citations : 558 |
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Patent Citation Ranking
- 0 Citation Count
- F04D Class
- 0 % this patent is cited more than
- 1 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Apr 29, 2028 |
7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Apr 29, 2032 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Apr 29, 2036 |
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 |
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