Patent US721559A successfully refreshed from Google Patents.
US721559A
Expired / Lapsed
US
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Binding-screw for electrical connections.
Assignee: Bryant Electric Co
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Filing: 1902-12-02
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Granted: 1903-02-24
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Expires: 1922-12-02
Abstract
No abstract record available.
Inventors
- 👤 Gilbert W Goodridge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:46
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/28; H01R4/30; H01R4/34; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/956; Y10S411/96; Y10S411/999; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49925; Y10T29/49934
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) | 1906-02-23 | 1906-08-25 | 1907-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-02-23 | 1910-08-25 | 1911-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-02-23 | 1914-08-25 | 1915-02-24 | $7700.00 | Window Closed / Lapsed |