US2650025A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Handley
Assignee: —
•
Filing: —
•
Granted: 1953-08-25
•
Expires: 1970-08-25
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:08
CPC Classifications
G; G06; G06M; G06M1/00; G06M1/08; G07; G07B; G07B1/00; G07B1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2155655A
Cited
GB572103A
Cited
GB510441A
Cited
GB390193A
Cited
US1486438A
Cited
GB610333A
Cited
US2324778A
Cited
US2345212A
Cited
US2479681A
Cited
US1082957A
Cited
US1280754A
Cited
US1273067A
Cited
US1896527A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-24 | 1957-02-23 | 1957-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-24 | 1961-02-23 | 1961-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-24 | 1965-02-23 | 1965-08-25 | $7700.00 | Window Closed / Lapsed |