US2529965A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dust eliminator for ash cans
Assignee: Individual
•
Filing: 1946-08-08
•
Granted: 1950-11-14
•
Expires: 1966-08-08
Abstract
No abstract record available.
Inventors
- 👤 Cecil V Rentz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:42
CPC Classifications
F; F24; F24B; F24B1/00; F24B1/18; F24B1/191; F24B1/1915; A; A47; A47L; A47L7/00; A47L7/0071
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US462067A
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US1322361A
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US1065953A
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US1166506A
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US1355508A
Cited
US1438719A
Cited
US1533777A
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US1874906A
Cited
US2013498A
Cited
US2309251A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-13 | 1954-05-15 | 1954-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-13 | 1958-05-15 | 1958-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-13 | 1962-05-15 | 1962-11-14 | $7700.00 | Window Closed / Lapsed |