Patent US3255582A successfully refreshed from Google Patents.
US3255582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wrist alarm clock
Assignee: Individual
•
Filing: 1964-03-12
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Granted: 1966-06-14
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Expires: 1984-03-12
Abstract
No abstract record available.
Inventors
- 👤 James E Zam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:11
CPC Classifications
G; G04; G04B; G04B25/00; G04B25/02; G04B25/04; G04C; G04C21/00; G04C21/02; G04G; G04G13/00; G04G13/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A WRIST ALARM CLOCK COMPRISING, IN COMBINATION, AN ELONGATED WATCH FRAME, A PAIR OF BATTERIES CARRIED BY SAID FRAME PROVIDING A MEANS FOR GIVING CURRENT TO A HEATING ELEMENT CARRIED BY SAID WATCH FRAME AND A TIMER CARRIED WITHIN SAID WATCH FRAME PROVIDING MEANS FOR CLOSING THE ELECTRICAL CIRCUIT.
Claim 2
Dependent Claim
49 words
A WRIST ALARM CLOCK COMPRISING, IN COMBINATION, AN ELONGATED WATCH FRAME, A PAIR OF BATTERIES CARRIED BY SAID FRAME PROVIDING A MEANS FOR GIVING CURRENT TO A HEATING ELEMENT CARRIED BY SAID WATCH FRAME AND A TIMER CARRIED WITHIN SAID WATCH FRAME PROVIDING MEANS FOR CLOSING THE ELECTRICAL CIRCUIT.
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) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |