Filter Device
Number of patents in Portfolio can not be more than 2000
United States of America
Stats
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N/A
Issued Date -
Jan 30, 2020
app pub date -
Oct 4, 2019
filing date -
Oct 4, 2019
priority date (Note) -
Published
status (Latency Note)
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Importance

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Abstract
A filter device has a housing plate with a sleeve extending along a longitudinal axis perpendicular to the housing plate. The sleeve guides fluid containing particles along an inner sleeve surface to separate particles from the fluid and discharge the particles via a discharge window of the sleeve. An immersion tube plate opposite the housing plate has an immersion tube projecting coaxially into the sleeve for outflow of the fluid. The immersion tube has a sealing and centering section about an outer circumference of the immersion tube that forms a sealing surface parallel to the longitudinal axis and radially seals with an inner surface of the sleeve. The sealing and centering section extends about the immersion tube to provide coaxial alignment with the sleeve. A radial and/or axial expansion of the sealing and centering section is reduced in a predetermined region of the immersion tube opposite the discharge window.

First Claim
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
MANN+HUMMEL GMBH | 71636 LUDWIGSBURG |
International Classification(s)

- [Classification Symbol]
- [Patents Count]
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Kaufmann, Michael | Meckenheim, DE | 74 | 571 |
Ruhland, Klaus-Dieter | Meckenheim, DE | 66 | 975 |
Schmitt, Juergen | Hanhofen, DE | 10 | 79 |
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jul 30, 2027 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 30, 2031 |
Fee | Large entity fee | small entity fee | micro entity fee |
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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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