Hand-held cathode structure and electrolytic-polishing apparatus including the same
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United States of America Patent
Stats
-
May 17, 2022
Grant Date -
Sep 9, 2021
app pub date -
Nov 4, 2020
filing date -
Mar 9, 2020
priority date (Note) -
In Force
status (Latency Note)
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Abstract
The embodiment relates to a hand-held cathode structure and an electrolytic polishing apparatus including the same.
First Claim
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International Classification(s)
- 2020 Application Filing Year
- B23H Class
- 67 Applications Filed
- 39 Patents Issued To-Date
- 58.21 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- B23H Class
- 0 % this patent is cited more than
- 3 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 17, 2025 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Nov 17, 2029 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Nov 17, 2033 |