US3133873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic anode and connection
Assignee: Individual
•
Filing: 1961-06-23
•
Granted: 1964-05-19
•
Expires: 1981-06-23
Abstract
No abstract record available.
Inventors
- 👤 Walter L Miller
- 👤 Tudor Sidney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:02
CPC Classifications
C; C23; C23F; C23F13/00; C23F13/02; C23F13/06; C23F13/08; C23F13/10; C23F13/18; C23F13/20; C23F2213/00; C23F2213/30; C23F2213/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB204781A
Cited
US2776941A
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US2826543A
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US2910419A
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US2934485A
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US2949417A
Cited
US2947680A
Cited
US3043765A
Cited
US3038849A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-19 | 1967-11-18 | 1968-05-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-19 | 1971-11-18 | 1972-05-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-19 | 1975-11-18 | 1976-05-19 | $7700.00 | Window Closed / Lapsed |