Filtration filter
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United States of America
Stats
-
May 21, 2024
Grant Date -
N/A
app pub date -
May 18, 2021
filing date -
May 18, 2021
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A filtration filter according to the present invention includes a surface layer composed mainly of Pd, a base material inside the surface layer and composed mainly of a PdNi alloy, and an intermediate layer between the surface layer and the base material, wherein the intermediate layer is composed mainly of a PdNi alloy in which a Pd:Ni ratio changes from a surface layer side toward a base material side.
First Claim
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International Classification(s)
- 2021 Application Filing Year
- C25D Class
- 542 Applications Filed
- 234 Patents Issued To-Date
- 43.18 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- C25D Class
- 0 % this patent is cited more than
- 1 Age
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 21, 2027 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Nov 21, 2031 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 21, 2035 |