US652607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric-lighting apparatus.
Assignee: Individual
•
Filing: 1899-03-24
•
Granted: 1900-06-26
•
Expires: 1919-03-24
Abstract
No abstract record available.
Inventors
- 👤 Marshall W Hanks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:07
CPC Classifications
H; H01; H01K; H01K1/00; H01K1/02; H01K1/14; Y; Y10; Y10S; Y10S228/00; Y10S228/904; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49833
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) | 1903-06-26 | 1903-12-26 | 1904-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-06-26 | 1907-12-26 | 1908-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-06-26 | 1911-12-26 | 1912-06-26 | $7700.00 | Window Closed / Lapsed |