US859255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shunt for electrical measuring instruments.
Assignee: General Electric Co
•
Filing: 1905-01-13
•
Granted: 1907-07-09
•
Expires: 1925-01-13
Abstract
No abstract record available.
Inventors
- 👤 Frank W Roller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:12
CPC Classifications
G; G01; G01R; G01R1/00; G01R1/20; G01R1/203
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) | 1910-07-08 | 1911-01-07 | 1911-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1914-07-08 | 1915-01-07 | 1915-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1918-07-08 | 1919-01-07 | 1919-07-09 | $7700.00 | Window Closed / Lapsed |