US2564322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Timing device
Assignee: JOHN B BROSSEAU
•
Filing: 1948-10-27
•
Granted: 1951-08-14
•
Expires: 1968-10-27
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Brosseau
- 👤 John B Brosseau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:13
CPC Classifications
H; H01; H01H; H01H43/00; H01H43/30; H01H43/301; H01H43/302
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US393132A
Cited
US688656A
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US952778A
Cited
US1355847A
Cited
US1745934A
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AT112443B
Cited
US1795013A
Cited
US2009601A
Cited
US2388641A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |