US2682071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable implement for use in connection with the wiping and polishing of plane surfaces
Assignee: Individual
•
Filing: 1948-10-05
•
Granted: 1954-06-29
•
Expires: 1968-10-05
Abstract
No abstract record available.
Inventors
- 👤 Linderoth Erik Torvald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:14
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/28; A47L13/29
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US674197A
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US952495A
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US1025800A
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US1098937A
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US1064331A
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US1711422A
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US1794974A
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US1991693A
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US2304127A
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US2341729A
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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) | 1957-06-28 | 1957-12-28 | 1958-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-28 | 1961-12-28 | 1962-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-28 | 1965-12-28 | 1966-06-29 | $7700.00 | Window Closed / Lapsed |