US740358A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical contact-clamp.
Assignee: FRED T COPE
•
Filing: 1902-07-10
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Granted: 1903-09-29
•
Expires: 1922-07-10
Abstract
No abstract record available.
Inventors
- 👤 Frederick John Esmond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:45
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/02; H01R13/20
Claims Analysis
Total Claims: 0
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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) | 1906-09-28 | 1907-03-30 | 1907-09-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-09-28 | 1911-03-30 | 1911-09-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-09-28 | 1915-03-30 | 1915-09-29 | $7700.00 | Window Closed / Lapsed |