US2713348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control mechanism employing the jet-pipe principle
Assignee: Individual
•
Filing: 1953-01-09
•
Granted: 1955-07-19
•
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 14:48
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
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1105924A
Cited
US1734944A
Cited
US1784517A
Cited
FR689814A
Cited
US2269072A
Cited
US2350808A
Cited
US2298112A
Cited
US2503243A
Cited
US2601867A
Cited
US2699356A
Cited
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 |