US2629126A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suction nozzle with adjustable cleaning opening
Assignee: Electrolux Corp
•
Filing: 1948-10-12
•
Granted: 1953-02-24
•
Expires: 1968-10-12
Abstract
No abstract record available.
Inventors
- 👤 Jr Charles L Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:35
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1980438A
Cited
US1883327A
Cited
US1951316A
Cited
US1902561A
Cited
US2117329A
Cited
US2035240A
Cited
US2235674A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-24 | 1956-08-25 | 1957-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-24 | 1960-08-25 | 1961-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-24 | 1964-08-25 | 1965-02-24 | $7700.00 | Window Closed / Lapsed |