US2740440A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Date pitter having steam injecting means
Assignee: Individual
•
Filing: 1951-08-24
•
Granted: 1956-04-03
•
Expires: 1971-08-24
Abstract
No abstract record available.
Inventors
- 👤 James F Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 08:31
CPC Classifications
A; A23; A23N; A23N4/00; A23N4/02; A23N4/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US330839A
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US686875A
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US1282402A
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US1438526A
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US1823476A
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US2128919A
Cited
US2485653A
Cited
US2591213A
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US2612197A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-03 | 1959-10-03 | 1960-04-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-03 | 1963-10-03 | 1964-04-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-03 | 1967-10-03 | 1968-04-03 | $7700.00 | Window Closed / Lapsed |