US2615526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sewer catch basin unit
Assignee: Individual
•
Filing: 1950-12-21
•
Granted: 1952-10-28
•
Expires: 1970-12-21
Abstract
No abstract record available.
Inventors
- 👤 Lane Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:05
CPC Classifications
E; E03; E03F; E03F5/00; E03F5/04; E03F5/0401; E03F5/0404; E03F5/0405
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1312711A
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US530816A
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US965836A
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US961834A
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US1661983A
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US1774793A
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US1982555A
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US2102310A
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US2071160A
Cited
US2092492A
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US2550402A
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US2524242A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-28 | 1956-04-28 | 1956-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-28 | 1960-04-28 | 1960-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-28 | 1964-04-28 | 1964-10-28 | $7700.00 | Window Closed / Lapsed |