US2444748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clock with visible and audible alarm means
Assignee: Individual
•
Filing: 1945-08-28
•
Granted: 1948-07-06
•
Expires: 1965-08-28
Abstract
No abstract record available.
Inventors
- 👤 Anthony J Parissi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:30
CPC Classifications
G; G04; G04C; G04C23/00; G04C23/14; G04C23/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2238756A
Cited
NL8258C
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US1542275A
Cited
US1651408A
Cited
US1672791A
Cited
US1801129A
Cited
US1943598A
Cited
US2026070A
Cited
US2421986A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-06 | 1952-01-05 | 1952-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-06 | 1956-01-05 | 1956-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-06 | 1960-01-05 | 1960-07-06 | $7700.00 | Window Closed / Lapsed |