US2831582A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary shelf unit
Assignee: ALFRED J LOBOA
•
Filing: 1955-10-19
•
Granted: 1958-04-22
•
Expires: 1975-10-19
Abstract
No abstract record available.
Inventors
- 👤 John B Cody
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:15
CPC Classifications
A; A47; A47B; A47B49/00; A47B49/004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US493128A
Cited
US1178994A
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US1606175A
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US1420337A
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US1823963A
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US2182003A
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US2485067A
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US2470749A
Cited
US2724975A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-04-21 | 1961-10-21 | 1962-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-04-21 | 1965-10-21 | 1966-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-04-21 | 1969-10-21 | 1970-04-22 | $7700.00 | Window Closed / Lapsed |