Patent EP0076414A1 successfully refreshed from Google Patents.
Patent US2545635A successfully refreshed from Google Patents.
US2545635A
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US
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Rotary floor polishing machine having horizontally positioned motor
Assignee: SC Johnson and Son Inc
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Filing: 1948-04-17
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Granted: 1951-03-20
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Expires: 1968-04-17
Abstract
No abstract record available.
Inventors
- 👤 James P Steibel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:20
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4036; A47L11/4038; A47L11/02; A47L11/10; A47L11/14; A47L11/16; A47L11/162; A47L11/4063; A47L11/4069
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-19 | 1954-09-18 | 1955-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-19 | 1958-09-18 | 1959-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-19 | 1962-09-18 | 1963-03-20 | $7700.00 | Window Closed / Lapsed |