Patent US2519254A successfully refreshed from Google Patents.
US2519254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum mop cleaning receptacle
Assignee: Individual
•
Filing: 1945-09-17
•
Granted: 1950-08-15
•
Expires: 1965-09-17
Abstract
No abstract record available.
Inventors
- 👤 Kersky Mary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:36
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/50; A47L13/502; Y; Y10; Y10S; Y10S15/00; Y10S15/09
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1729253A
Cited
US1573772A
Cited
US1399341A
Cited
FR576755A
Cited
US1597572A
Cited
US1637067A
Cited
US1803339A
Cited
US1785873A
Cited
US1902211A
Cited
DE595208C
Cited
US1934144A
Cited
US2159176A
Cited
US2197869A
Cited
US2335460A
Cited
US2437340A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-14 | 1954-02-13 | 1954-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-14 | 1958-02-13 | 1958-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-14 | 1962-02-13 | 1962-08-15 | $7700.00 | Window Closed / Lapsed |