US3454473A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for the manufacture of titanium anodic oxidation film capacitors having non-electrolytically plated cathode
Assignee: Panasonic Holdings Corp
•
Filing: 1964-12-04
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Granted: 1969-07-08
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Expires: 1984-12-04
Abstract
No abstract record available.
Inventors
- 👤 Shinichi Minami
- 👤 Jun Ogawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:04
CPC Classifications
C; C25; C25D; C25D11/00; C25D11/02; C25D11/26; C23; C23C; C23C18/00; C23C18/16; C23C18/18; C23C18/1803; C23C18/1824; C23C18/1837; C23C18/1841; C23C18/1848; C23C18/31; C23C18/38; C23C18/40; C25F; C25F3/00; C25F3/16; C25F3/22; C25F3/26; Y; Y10; Y10S; Y10S205/00; Y10S205/917
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |