US2792009A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water-drain
Assignee: Individual
•
Filing: 1955-02-01
•
Granted: 1957-05-14
•
Expires: 1975-02-01
Abstract
No abstract record available.
Inventors
- 👤 John J Imburgia
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:46
CPC Classifications
A; A62; A62C; A62C99/00; A62C99/009; Y; Y10; Y10S; Y10S116/00; Y10S116/19; Y10T; Y10T137/00; Y10T137/1624; Y10T137/7722; Y10T137/7837; Y10T137/7869
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US540738A
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US1078700A
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US1104806A
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US1348131A
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US1478856A
Cited
US1663777A
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US1869204A
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US1993666A
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US2293319A
Cited
US2347203A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-13 | 1960-11-12 | 1961-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-13 | 1964-11-12 | 1965-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-13 | 1968-11-12 | 1969-05-14 | $7700.00 | Window Closed / Lapsed |