US2506479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined work support and ironing board
Assignee: Individual
•
Filing: 1946-04-10
•
Granted: 1950-05-02
•
Expires: 1966-04-10
Abstract
No abstract record available.
Inventors
- 👤 Zelzer Sam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:07
CPC Classifications
D; D06; D06F; D06F81/00; D06F81/006
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US561245A
Cited
US702242A
Cited
US830638A
Cited
US857820A
Cited
US957537A
Cited
US920693A
Cited
US1192225A
Cited
US1538722A
Cited
US1597563A
Cited
US1723439A
Cited
US1996303A
Cited
US2048458A
Cited
US2247177A
Cited
US2331100A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-01 | 1953-10-31 | 1954-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-01 | 1957-10-31 | 1958-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-01 | 1961-10-31 | 1962-05-02 | $7700.00 | Window Closed / Lapsed |