US2467704A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Accounting machine
Assignee: —
•
Filing: —
•
Granted: 1949-04-19
•
Expires: 1966-04-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:55
CPC Classifications
B; B41; B41J; B41J1/00; B41J1/22; B41J1/32; B41J1/44; B41J1/46; B41J1/48; G; G06; G06C; G06C11/00; G06C11/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2071141A
Cited
US2113412A
Cited
US2125438A
Cited
US2141332A
Cited
US2141333A
Cited
US2305000A
Cited
US2345839A
Cited
US2351541A
Cited
US2353938A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-04-18 | 1952-10-18 | 1953-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-18 | 1956-10-18 | 1957-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-18 | 1960-10-18 | 1961-04-19 | $7700.00 | Window Closed / Lapsed |