US2475189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid dispenser for floor waxing machines
Assignee: Individual
•
Filing: 1946-03-12
•
Granted: 1949-07-05
•
Expires: 1966-03-12
Abstract
No abstract record available.
Inventors
- 👤 Scala Michael P La
- 👤 Joe A Wilber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:36
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/28; A47L13/30
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US621936A
Cited
US722281A
Cited
US798532A
Cited
US1383731A
Cited
US1735262A
Cited
US1729934A
Cited
DE560712C
Cited
US2106280A
Cited
US2102749A
Cited
US2240419A
Cited
US2264736A
Cited
US2252543A
Cited
US2339767A
Cited
US2389276A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-07-04 | 1953-01-03 | 1953-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-07-04 | 1957-01-03 | 1957-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-07-04 | 1961-01-03 | 1961-07-05 | $7700.00 | Window Closed / Lapsed |