US931706A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric ground-clamp.
Assignee: GEORGE F STEVENS
•
Filing: 1908-06-04
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Granted: 1909-08-17
•
Expires: 1928-06-04
Abstract
No abstract record available.
Inventors
- 👤 Frank Stevens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:50
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/26; F; F16; F16B; F16B2/00; F16B2/02; F16B2/06; F16B2/08; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1457; Y10T24/1478; Y10T24/39; Y10T24/398; Y10T403/00; Y10T403/49; Y10T403/4974
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) | 1912-08-16 | 1913-02-15 | 1913-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-08-16 | 1917-02-15 | 1917-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-08-16 | 1921-02-15 | 1921-08-17 | $7700.00 | Window Closed / Lapsed |