Patent US2894643A successfully refreshed from Google Patents.
US2894643A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shelving unit
Assignee: Individual
•
Filing: 1955-01-27
•
Granted: 1959-07-14
•
Expires: 1975-01-27
Abstract
No abstract record available.
Inventors
- 👤 Maslow Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:27
CPC Classifications
A; A47; A47B; A47B55/00; A47B55/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US325696A
Cited
US1309240A
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US1002859A
Cited
US1124526A
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US1569358A
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US1587090A
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US1661687A
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US1747028A
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US1968273A
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US2316560A
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US2397241A
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US2683329A
Cited
US2645545A
Cited
US2639817A
Cited
US2738883A
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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) | 1962-07-13 | 1963-01-12 | 1963-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-13 | 1967-01-12 | 1967-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-13 | 1971-01-12 | 1971-07-14 | $7700.00 | Window Closed / Lapsed |