US2768332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Timing device
Assignee: General Electric Co
•
Filing: 1953-11-23
•
Granted: 1956-10-23
•
Expires: 1973-11-23
Abstract
No abstract record available.
Inventors
- 👤 Donald E Protzmann
- 👤 Edgar A Phaneuf
- 👤 Malcolm G Doyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:57
CPC Classifications
G; G04; G04C; G04C23/00; G04C23/14; G04C23/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2002433A
Cited
US1502491A
Cited
US1818958A
Cited
US1795251A
Cited
US2027531A
Cited
DE680594C
Cited
US2607186A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-23 | 1960-04-23 | 1960-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-23 | 1964-04-23 | 1964-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-23 | 1968-04-23 | 1968-10-23 | $7700.00 | Window Closed / Lapsed |