Patent US4068978A successfully refreshed from Google Patents.
Patent US2279748A successfully refreshed from Google Patents.
US2279748A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible easy chair
Assignee: Individual
•
Filing: 1939-03-28
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Granted: 1942-04-14
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Expires: 1959-03-28
Abstract
No abstract record available.
Inventors
- 👤 Deak Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:33
CPC Classifications
A; A47; A47C; A47C1/00; A47C1/14; A47C1/143; A47C17/00; A47C17/04; A47C17/16; A47C17/163; A47C4/00; A47C4/52; A47C7/00; A47C7/50; A47C7/506; A47C7/62; A47C7/66; A47C7/664
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1945-04-13 | 1945-10-13 | 1946-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1949-04-13 | 1949-10-13 | 1950-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1953-04-13 | 1953-10-13 | 1954-04-14 | $7700.00 | Window Closed / Lapsed |