Patent US2647333A successfully refreshed from Google Patents.
US2647333A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Folding ironing board
Assignee: Individual
•
Filing: 1950-07-07
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Granted: 1953-08-04
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Expires: 1970-07-07
Abstract
No abstract record available.
Inventors
- 👤 Anthony J Olshefski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:17
CPC Classifications
D; D06; D06F; D06F81/00; D06F81/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US347287A
Cited
US1214724A
Cited
US1792698A
Cited
US2497763A
Cited
US2473022A
Cited
US2499078A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-03 | 1957-02-02 | 1957-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-03 | 1961-02-02 | 1961-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-03 | 1965-02-02 | 1965-08-04 | $7700.00 | Window Closed / Lapsed |