US2831741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding table
Assignee: Individual
•
Filing: 1957-10-25
•
Granted: 1958-04-22
•
Expires: 1977-10-25
Abstract
No abstract record available.
Inventors
- 👤 Kermit H Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 05:01
CPC Classifications
A; A47; A47B; A47B3/00; A47B3/08; A47B3/083; A47B3/087
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US586112A
Cited
US2260478A
Cited
US2421127A
Cited
US2650146A
Cited
US2721778A
Cited
US2730417A
Cited
US2764460A
Cited
US2811400A
Cited
US2747958A
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 |