Patent US1924515A successfully refreshed from Google Patents.
Patent US1524423A successfully refreshed from Google Patents.
US1524423A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for discharging electricity from gasoline tanks and the like
Assignee: Individual
•
Filing: 1922-06-03
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Granted: 1925-01-27
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Expires: 1942-06-03
Abstract
No abstract record available.
Inventors
- 👤 William H Chapman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:03
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/32; B67D7/3236; B65; B65D; B65D90/00; B65D90/22; B65D90/46; B60; B60K; B60K15/00; B60K15/03; B60K2015/03328; B60K2015/03401
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) | 1928-01-27 | 1928-07-28 | 1929-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-01-27 | 1932-07-28 | 1933-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-01-27 | 1936-07-28 | 1937-01-27 | $7700.00 | Window Closed / Lapsed |