US2481628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hose coupling expander
Assignee: Individual
•
Filing: 1946-11-13
•
Granted: 1949-09-13
•
Expires: 1966-11-13
Abstract
No abstract record available.
Inventors
- 👤 William M Sherman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:32
CPC Classifications
B; B25; B25B; B25B27/00; B25B27/02; B25B27/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1306982A
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US743400A
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US1548730A
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US1423545A
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US1753005A
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US1675238A
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US1795487A
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US2155542A
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US2298379A
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US2294640A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-12 | 1953-03-14 | 1953-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-12 | 1957-03-14 | 1957-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-12 | 1961-03-14 | 1961-09-13 | $7700.00 | Window Closed / Lapsed |