Patent US2462089A successfully refreshed from Google Patents.
US2462089A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Marshall h
Assignee: —
•
Filing: —
•
Granted: 1949-02-22
•
Expires: 1966-02-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:46
CPC Classifications
A; A47; A47J; A47J43/00; A47J43/04; A47J43/044; A47J2043/04454; A47J2043/04481
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1848529A
Cited
US1604242A
Cited
US1618650A
Cited
US1913157A
Cited
US1975949A
Cited
US2031770A
Cited
US2086658A
Cited
US2185155A
Cited
US2278187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-02-22 | 1952-08-23 | 1953-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-02-22 | 1956-08-23 | 1957-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-02-22 | 1960-08-23 | 1961-02-22 | $7700.00 | Window Closed / Lapsed |