US2912293A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stationery tray which is retractable beneath the typewriter platform of a desk
Assignee: Invincible Metal Furniture Co
•
Filing: 1957-09-25
•
Granted: 1959-11-10
•
Expires: 1977-09-25
Abstract
No abstract record available.
Inventors
- 👤 Melvin A Jung
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:47
CPC Classifications
A; A47; A47B; A47B17/00; A47B17/03; A47B17/033
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US111938A
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CH128418A
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US1802060A
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DE718965C
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US2471245A
Cited
US2565845A
Cited
US2482611A
Cited
US2643167A
Cited
US2695831A
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US2676863A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-09 | 1963-05-11 | 1963-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-09 | 1967-05-11 | 1967-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-09 | 1971-05-11 | 1971-11-10 | $7700.00 | Window Closed / Lapsed |