Patent US2284131A successfully refreshed from Google Patents.
US834784A
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US
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Assignee: Individual
•
Filing: 1906-02-15
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Granted: 1906-10-30
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Expires: 1926-02-15
Abstract
No abstract record available.
Inventors
- 👤 Joseph James Wilber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:18
CPC Classifications
F; F16; F16K; F16K15/00; F16K15/02; F16K15/03; F16K15/18; F16K15/182; F16K15/1821; Y; Y10; Y10T; Y10T137/00; Y10T137/5109; Y10T137/5153
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) | 1909-10-29 | 1910-04-30 | 1910-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-10-29 | 1914-04-30 | 1914-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-10-29 | 1918-04-30 | 1918-10-30 | $7700.00 | Window Closed / Lapsed |