US2749972A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding chair
Assignee: Individual
•
Filing: 1954-01-25
•
Granted: 1956-06-12
•
Expires: 1974-01-25
Abstract
No abstract record available.
Inventors
- 👤 Raymond F Markkula
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:39
CPC Classifications
A; A47; A47C; A47C4/00; A47C4/04; A47K; A47K11/00; A47K11/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US249905A
Cited
US417900A
Cited
US445156A
Cited
US1572378A
Cited
US1957417A
Cited
US2269777A
Cited
US2383039A
Cited
US2644955A
Cited
FR1019416A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-06-12 | 1959-12-12 | 1960-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-12 | 1963-12-12 | 1964-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-12 | 1967-12-12 | 1968-06-12 | $7700.00 | Window Closed / Lapsed |