Patent US2874632A successfully refreshed from Google Patents.
US2874632A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Check printing and punching machine
Assignee: Individual
•
Filing: 1955-06-22
•
Granted: 1959-02-24
•
Expires: 1975-06-22
Abstract
No abstract record available.
Inventors
- 👤 William F Collins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:10
CPC Classifications
B; B41; B41K; B41K3/00; B41K3/36; B41K3/38
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1526287A
Cited
US1831359A
Cited
US2050745A
Cited
US1909548A
Cited
US1919219A
Cited
US1957167A
Cited
US2092852A
Cited
US2195844A
Cited
US2189027A
Cited
US2567134A
Cited
US2708873A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-23 | 1962-08-25 | 1963-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-23 | 1966-08-25 | 1967-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-23 | 1970-08-25 | 1971-02-24 | $7700.00 | Window Closed / Lapsed |