Patent US1546531A successfully refreshed from Google Patents.
US1546531A
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US
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Floor waxing and polishing machine
Assignee: Individual
•
Filing: 1923-12-15
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Granted: 1925-07-21
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Expires: 1943-12-15
Abstract
No abstract record available.
Inventors
- 👤 Arthur T Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:57
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4036; A47L11/4041; A47L11/02; A47L11/10; A47L11/14; A47L11/18; A47L11/185; A47L11/4052; A47L11/4055; A47L11/4063; A47L11/4066; A47L11/4069; A47L11/4072; A47L11/408
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1928-07-20 | 1929-01-19 | 1929-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-07-20 | 1933-01-19 | 1933-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-07-20 | 1937-01-19 | 1937-07-21 | $7700.00 | Window Closed / Lapsed |