Patent US2507029A successfully refreshed from Google Patents.
US2507029A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ventilated ironing shoe
Assignee: Individual
•
Filing: 1946-04-10
•
Granted: 1950-05-09
•
Expires: 1966-04-10
Abstract
No abstract record available.
Inventors
- 👤 David A Lundy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:39
CPC Classifications
D; D06; D06F; D06F67/00; D06F67/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US432309A
Cited
US495310A
Cited
US1560989A
Cited
GB316084A
Cited
US2033894A
Cited
US2057988A
Cited
US2402575A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-08 | 1953-11-07 | 1954-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-08 | 1957-11-07 | 1958-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-08 | 1961-11-07 | 1962-05-09 | $7700.00 | Window Closed / Lapsed |