US2862995A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mounting back for electrical switching devices
Assignee: Frank Adam Electric Co
•
Filing: 1953-05-11
•
Granted: 1958-12-02
•
Expires: 1973-05-11
Abstract
No abstract record available.
Inventors
- 👤 Lester A Hercules
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:54
CPC Classifications
H; H02; H02B; H02B1/00; H02B1/20; H02B1/21
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1542825A
Cited
US2084580A
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US2383926A
Cited
US2570229A
Cited
US2738444A
Cited
US2738445A
Cited
US2738446A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |