Patent US2735261A successfully refreshed from Google Patents.
US2735261A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blast director for fluid streams
Assignee: —
•
Filing: —
•
Granted: 1956-02-21
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Expires: 1973-02-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:30
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/36; B; B60; B60K; B60K3/00; B63; B63H; B63H11/00; B63H11/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US63595A
Cited
US387177A
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US467427A
Cited
US636953A
Cited
GB190926633A
Cited
US1362997A
Cited
FR584685A
Cited
AT148905B
Cited
US2165880A
Cited
US2412825A
Cited
US2564671A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-20 | 1959-08-22 | 1960-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-20 | 1963-08-22 | 1964-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-20 | 1967-08-22 | 1968-02-21 | $7700.00 | Window Closed / Lapsed |