US913831A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swivel for electrical appliances.
Assignee: ECONOMY ELECTRIC Co
•
Filing: 1907-05-04
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Granted: 1909-03-02
•
Expires: 1927-05-04
Abstract
No abstract record available.
Inventors
- 👤 Abbot A Low
- 👤 Harry Hertzberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:12
CPC Classifications
H; H01; H01R; H01R39/00; H01R39/64; H01R39/643
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) | 1912-03-01 | 1912-08-31 | 1913-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-03-01 | 1916-08-31 | 1917-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-03-01 | 1920-08-31 | 1921-03-02 | $7700.00 | Window Closed / Lapsed |