Patent US548127A successfully refreshed from Google Patents.
US548127A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric-lighting system
Assignee: —
•
Filing: —
•
Granted: 1895-10-15
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Expires: 1912-10-15
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:59
CPC Classifications
H; H05; H05B; H05B41/00; H05B41/14; H05B41/26; H05B41/28; H05B41/282; H05B41/2825; H05B41/2827; Y; Y10; Y10S; Y10S315/00; Y10S315/05
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) | 1898-10-14 | 1899-04-15 | 1899-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1902-10-15 | 1903-04-16 | 1903-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1906-10-15 | 1907-04-16 | 1907-10-16 | $7700.00 | Window Closed / Lapsed |