Patent US2490618A successfully refreshed from Google Patents.
US2490618A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fabric head steam and vacuum puff iron
Assignee: EXCELSIOR MACHINERY Co
•
Filing: 1944-10-07
•
Granted: 1949-12-06
•
Expires: 1964-10-07
Abstract
No abstract record available.
Inventors
- 👤 Caplan William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:16
CPC Classifications
D; D06; D06F; D06F71/00; D06F71/32; D06F71/34
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1424549A
Cited
US1641132A
Cited
US1729093A
Cited
FR694435A
Cited
US2254691A
Cited
US2284313A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-05 | 1953-06-06 | 1953-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-05 | 1957-06-06 | 1957-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-05 | 1961-06-06 | 1961-12-06 | $7700.00 | Window Closed / Lapsed |