US2931685A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Convertible desks
Assignee: JOHN R BETHEA ILL
•
Filing: 1958-01-24
•
Granted: 1960-04-05
•
Expires: 1978-01-24
Abstract
No abstract record available.
Inventors
- 👤 Myra Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:52
CPC Classifications
A; A47; A47B; A47B85/00; A47B85/02; A47B17/00; A47B17/02; A47B2200/00; A47B2200/0035; A47B2200/004; A47B2200/0043; A47B2220/00; A47B2220/0002; A47B2220/0013
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US259208A
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US294388A
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US654922A
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US1189792A
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DE528296C
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US2019455A
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US2436773A
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FR1011034A
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DE924099C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-05 | 1963-10-05 | 1964-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-05 | 1967-10-05 | 1968-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-05 | 1971-10-05 | 1972-04-05 | $7700.00 | Window Closed / Lapsed |