Patent US2433208A successfully refreshed from Google Patents.
US2433208A
Expired / Lapsed
US
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Distributor valve
Assignee: Individual
•
Filing: 1946-01-30
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Granted: 1947-12-23
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Expires: 1966-01-30
Abstract
No abstract record available.
Inventors
- 👤 Jeremiah C Evans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:43
CPC Classifications
F; F02; F02M; F02M41/00; F02M41/02; F02M41/06; F02M69/00; F02M69/46; F02M69/50; F02M2700/00; F02M2700/05; F02M2700/055; Y; Y10; Y10T; Y10T137/00; Y10T137/4238; Y10T137/4245; Y10T137/8593; Y10T137/86493; Y10T137/86501
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1649235A
Cited
US1968390A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-22 | 1951-06-23 | 1951-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-22 | 1955-06-23 | 1955-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-22 | 1959-06-23 | 1959-12-23 | $7700.00 | Window Closed / Lapsed |