US2458092A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intermittently and pawl driven, single axis, multiple drum calendar
Assignee: Individual
•
Filing: 1945-02-22
•
Granted: 1949-01-04
•
Expires: 1965-02-22
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:31
CPC Classifications
G; G04; G04C; G04C17/00; G04C17/0075; G04C17/0083
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US389212A
Cited
US395385A
Cited
US203640A
Cited
US704916A
Cited
US1694918A
Cited
US1985388A
Cited
US1996701A
Cited
US1989410A
Cited
US2056532A
Cited
GB451506A
Cited
US2146981A
Cited
US2126469A
Cited
US2246883A
Cited
US2259603A
Cited
US2286000A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-01-04 | 1952-07-05 | 1953-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-01-04 | 1956-07-05 | 1957-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-01-04 | 1960-07-05 | 1961-01-04 | $7700.00 | Window Closed / Lapsed |