US782312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric traction apparatus.
Assignee: Individual
•
Filing: 1902-06-21
•
Granted: 1905-02-14
•
Expires: 1922-06-21
Abstract
No abstract record available.
Inventors
- 👤 Alfred Zehden
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:23
CPC Classifications
H; H02; H02K; H02K41/00; H02K41/02; H02K41/025
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1908-02-14 | 1908-08-15 | 1909-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-02-14 | 1912-08-15 | 1913-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-02-14 | 1916-08-15 | 1917-02-14 | $7700.00 | Window Closed / Lapsed |