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Patent US2713348A successfully refreshed from Google Patents.
US2713348A
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Control mechanism employing the jet-pipe principle
Assignee: Individual
•
Filing: 1953-01-09
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Granted: 1955-07-19
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Expires: 1973-01-09
Abstract
No abstract record available.
Inventors
- 👤 Henry B Chatfield
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:47
CPC Classifications
F; F15; F15C; F15C3/00; F15C3/10; F15C3/12; Y; Y10; Y10T; Y10T137/00; Y10T137/2278; Y10T137/2322
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1734944A
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US1784517A
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FR689814A
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US2269072A
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US2350808A
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US2298112A
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US2503243A
Cited
US2601867A
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US2699356A
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US2601207A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-18 | 1959-01-17 | 1959-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-18 | 1963-01-17 | 1963-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-18 | 1967-01-17 | 1967-07-19 | $7700.00 | Window Closed / Lapsed |