Patent US784712A successfully refreshed from Google Patents.
US784712A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric central-station recording mechanism for meters.
Assignee: Individual
•
Filing: 1903-10-28
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Granted: 1905-03-14
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Expires: 1923-10-28
Abstract
No abstract record available.
Inventors
- 👤 Chester H Thordarson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:16
CPC Classifications
G; G01; G01D; G01D9/00; G01D9/28; G01D9/32; G01D9/34
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) | 1908-03-13 | 1908-09-12 | 1909-03-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1912-03-13 | 1912-09-12 | 1913-03-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1916-03-13 | 1916-09-12 | 1917-03-14 | $7700.00 | Window Closed / Lapsed |