US2626674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drainage fitting
Assignee: MUNRO VAN HELMS Co
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Filing: 1950-01-23
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Granted: 1953-01-27
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Expires: 1970-01-23
Abstract
No abstract record available.
Inventors
- 👤 Lawrence N Boosey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 02:07
CPC Classifications
E; E03; E03F; E03F5/00; E03F5/04; E03F5/0407; E03F5/0409; E03F5/0408; E03F2005/0412; E03F2005/0413
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-27 | 1956-07-28 | 1957-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-27 | 1960-07-28 | 1961-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-27 | 1964-07-28 | 1965-01-27 | $7700.00 | Window Closed / Lapsed |