Patent US620588A successfully refreshed from Google Patents.
US620588A
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US
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Assignee: —
•
Filing: —
•
Granted: 1899-03-07
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Expires: 1916-03-07
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:55
CPC Classifications
G; G01; G01F; G01F15/00; G01F15/18; G01F15/185; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6966; Y10T137/6991; Y10T137/6995; Y10T137/7017; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/554; Y10T70/5562; Y10T70/5575; Y10T70/558; Y10T70/5584
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) | 1902-03-07 | 1902-09-06 | 1903-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-03-07 | 1906-09-06 | 1907-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-03-07 | 1910-09-06 | 1911-03-08 | $7700.00 | Window Closed / Lapsed |