US1832216A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stencil printing machine
Assignee: SELECTASINE SYSTEM Inc
•
Filing: 1930-02-10
•
Granted: 1931-11-17
•
Expires: 1950-02-10
Abstract
No abstract record available.
Inventors
- 👤 Clarence L Johnston
- 👤 Edward A Owens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:05
CPC Classifications
B; B41; B41F; B41F15/00; B41F15/08; B41F15/0804; B41F15/0813; B41F15/0827
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1934-11-16 | 1935-05-18 | 1935-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-11-16 | 1939-05-18 | 1939-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-11-16 | 1943-05-18 | 1943-11-17 | $7700.00 | Window Closed / Lapsed |