Patent US2796599A successfully refreshed from Google Patents.
US2796599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Signal device
Assignee: Individual
•
Filing: 1955-08-05
•
Granted: 1957-06-18
•
Expires: 1975-08-05
Abstract
No abstract record available.
Inventors
- 👤 Joseph W King
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:30
CPC Classifications
H; H01; H01H; H01H3/00; H01H3/22; H01H3/24; G; G10; G10K; G10K1/00; G10K1/06; G10K1/062; G10K1/063; G10K1/064
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1980194A
Cited
US2060890A
Cited
US2107350A
Cited
US2235123A
Cited
US2360885A
Cited
US2681443A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-17 | 1960-12-17 | 1961-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-17 | 1964-12-17 | 1965-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-17 | 1968-12-17 | 1969-06-18 | $7700.00 | Window Closed / Lapsed |