US2718917A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible chair
Assignee: Individual
•
Filing: 1954-03-23
•
Granted: 1955-09-27
•
Expires: 1974-03-23
Abstract
No abstract record available.
Inventors
- 👤 Charles E Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:03
CPC Classifications
A; A47; A47D; A47D1/00; A47D1/02; A47D1/023; A47D1/002; A47D1/004; A47D1/008; A47D1/0081; A47D1/0085
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1033324A
Cited
US1136300A
Cited
US1505518A
Cited
US1970266A
Cited
US2019090A
Cited
US2050667A
Cited
US2468683A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-26 | 1959-03-28 | 1959-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-26 | 1963-03-28 | 1963-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-26 | 1967-03-28 | 1967-09-27 | $7700.00 | Window Closed / Lapsed |