US835322A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric measuring instrument.
Assignee: General Electric Co
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Filing: 1904-05-24
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Granted: 1906-11-06
•
Expires: 1924-05-24
Abstract
No abstract record available.
Inventors
- 👤 William H Pratt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:18
CPC Classifications
G; G01; G01R; G01R5/00; G01R5/02; G01R5/04
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) | 1909-11-05 | 1910-05-07 | 1910-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-11-05 | 1914-05-07 | 1914-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-11-05 | 1918-05-07 | 1918-11-06 | $7700.00 | Window Closed / Lapsed |