US931613A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Train-lighting system.
Assignee: Individual
•
Filing: 1906-05-05
•
Granted: 1909-08-17
•
Expires: 1926-05-05
Abstract
No abstract record available.
Inventors
- 👤 Dugald C Jackson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:10
CPC Classifications
B; B60; B60L; B60L50/00; B60L50/10; B60L50/16; B60L2200/00; B60L2200/26; Y; Y02; Y02T; Y02T10/00; Y02T10/60; Y02T10/70
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 |