Patent US2540864A successfully refreshed from Google Patents.
US2540864A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination door of storage type
Assignee: JAMIE W STEPP
•
Filing: 1947-03-12
•
Granted: 1951-02-06
•
Expires: 1967-03-12
Abstract
No abstract record available.
Inventors
- 👤 James D Carter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:39
CPC Classifications
E; E06; E06B; E06B5/00; E06B5/003
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US573365A
Cited
US1148304A
Cited
US1436952A
Cited
US1961006A
Cited
US1950012A
Cited
US2013412A
Cited
US2159530A
Cited
US2402112A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-05 | 1954-08-07 | 1955-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-05 | 1958-08-07 | 1959-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-05 | 1962-08-07 | 1963-02-06 | $7700.00 | Window Closed / Lapsed |