Patent US720188A successfully refreshed from Google Patents.
US720188A
Expired / Lapsed
US
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Apparatus for measuring the flow of steam.
Assignee: Individual
•
Filing: 1901-04-01
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Granted: 1903-02-10
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Expires: 1921-04-01
Abstract
No abstract record available.
Inventors
- 👤 Josef Seidener
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:13
CPC Classifications
G; G01; G01F; G01F1/00; G01F1/05; G01F1/34; G01F1/50
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) | 1906-02-09 | 1906-08-11 | 1907-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-02-09 | 1910-08-11 | 1911-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-02-09 | 1914-08-11 | 1915-02-10 | $7700.00 | Window Closed / Lapsed |