Patent US1417588A successfully refreshed from Google Patents.
Patent US2539088A successfully refreshed from Google Patents.
US2539088A
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Assignee: Individual
•
Filing: 1946-08-17
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Granted: 1951-01-23
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Expires: 1966-08-17
Abstract
No abstract record available.
Inventors
- 👤 Uriel H Leach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:30
CPC Classifications
F; F16; F16K; F16K35/00; F16K35/06; B; B60; B60R; B60R25/00; B60R25/01; B60R25/04; B60R25/042; F02; F02B; F02B1/00; F02M; F02M2700/00; F02M2700/43; F02M2700/4302; F02M2700/438; F02M2700/4388; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/6855; Y10T137/6881; Y10T137/6892; Y10T137/7069
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-22 | 1954-07-24 | 1955-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-22 | 1958-07-24 | 1959-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-22 | 1962-07-24 | 1963-01-23 | $7700.00 | Window Closed / Lapsed |