US2618007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum cleaner with nozzle and dust separating means in a common housing
Assignee: Fuller Brush Co Inc
•
Filing: 1947-04-26
•
Granted: 1952-11-18
•
Expires: 1967-04-26
Abstract
No abstract record available.
Inventors
- 👤 Alfred H Fuller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:13
CPC Classifications
A; A47; A47L; A47L5/00; A47L5/12; A47L5/22; A47L5/28; A47L5/30; A47L5/32; A47L9/00; A47L9/10; A47L9/14; A47L9/1427
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1507271A
Cited
US1506858A
Cited
US1556021A
Cited
DE426361C
Cited
CH129556A
Cited
GB296978A
Cited
DE503630C
Cited
US2044830A
Cited
GB488452A
Cited
US2340379A
Cited
US2475808A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-18 | 1956-05-19 | 1956-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-18 | 1960-05-19 | 1960-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-18 | 1964-05-19 | 1964-11-18 | $7700.00 | Window Closed / Lapsed |