Patent US724000A successfully refreshed from Google Patents.
US724000A
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Assignee: Individual
•
Filing: 1901-06-18
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Granted: 1903-03-31
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Expires: 1921-06-18
Abstract
No abstract record available.
Inventors
- 👤 Ernest H Foster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:28
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/02; F16K15/06; Y; Y10; Y10S; Y10S137/00; Y10S137/906; Y10T; Y10T137/00; Y10T137/598; Y10T137/6161; Y10T137/6164; Y10T137/6167; Y10T137/6171; Y10T137/6174
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) | 1906-03-30 | 1906-09-29 | 1907-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-03-30 | 1910-09-29 | 1911-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-03-30 | 1914-09-29 | 1915-03-31 | $7700.00 | Window Closed / Lapsed |