US1910282A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure for tanks
Assignee: Individual
•
Filing: 1932-02-08
•
Granted: 1933-05-23
•
Expires: 1952-02-08
Abstract
No abstract record available.
Inventors
- 👤 Arthur M Ellis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:20
CPC Classifications
B; B60; B60K; B60K15/00; B60K15/03; B60K15/04; B60K15/0406; B60K15/0409; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/554; Y10T70/5544; Y10T70/5549; Y10T70/5558
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1936-05-22 | 1936-11-21 | 1937-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-05-22 | 1940-11-21 | 1941-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-05-22 | 1944-11-21 | 1945-05-23 | $7700.00 | Window Closed / Lapsed |