US1243470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Float-operated indicator and engine control.
Assignee: GEORGE G BELDEN
•
Filing: 1916-05-12
•
Granted: 1917-10-16
•
Expires: 1936-05-12
Abstract
No abstract record available.
Inventors
- 👤 Leroy L White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:52
CPC Classifications
G; G01; G01F; G01F23/00; G01F23/30; G01F23/32; G01F23/36
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) | 1920-10-15 | 1921-04-16 | 1921-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-10-15 | 1925-04-16 | 1925-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-10-15 | 1929-04-16 | 1929-10-16 | $7700.00 | Window Closed / Lapsed |