Patent US970543A successfully refreshed from Google Patents.
US970543A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railway power transmission.
Assignee: Individual
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Filing: 1909-11-30
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Granted: 1910-09-20
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Expires: 1929-11-30
Abstract
No abstract record available.
Inventors
- 👤 Albert S Parsons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:54
CPC Classifications
B; B61; B61D; B61D43/00
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) | 1913-09-19 | 1914-03-21 | 1914-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-09-19 | 1918-03-21 | 1918-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-09-19 | 1922-03-21 | 1922-09-20 | $7700.00 | Window Closed / Lapsed |