US3405051A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrolytic cell container
Assignee: Huron Nassau Ltd
•
Filing: 1965-04-02
•
Granted: 1968-10-08
•
Expires: 1985-04-02
Abstract
No abstract record available.
Inventors
- 👤 George J Crane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:15
CPC Classifications
C; C25; C25B; C25B9/00; C25B9/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1575627A
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DE585596C
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US2350669A
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US2515614A
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US2943989A
Cited
US3014855A
Cited
US3025227A
Cited
US3091583A
Cited
US3150069A
Cited
US3324023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-08 | 1972-04-08 | 1972-10-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-08 | 1976-04-08 | 1976-10-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-08 | 1980-04-08 | 1980-10-08 | $7700.00 | Window Closed / Lapsed |