US2738533A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floor polishing mop means
Assignee: Individual
•
Filing: 1951-12-29
•
Granted: 1956-03-20
•
Expires: 1971-12-29
Abstract
No abstract record available.
Inventors
- 👤 Peterson Esther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:08
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/28; A47L13/282
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1046230A
Cited
US1130325A
Cited
US1136150A
Cited
US1420180A
Cited
US1660062A
Cited
CH132566A
Cited
GB481824A
Cited
US2227707A
Cited
US2571606A
Cited
US2663890A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-20 | 1959-09-19 | 1960-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-20 | 1963-09-19 | 1964-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-20 | 1967-09-19 | 1968-03-20 | $7700.00 | Window Closed / Lapsed |