US2328480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Register rail for double printing
Assignee: MAWICKE
•
Filing: 1942-03-09
•
Granted: 1943-08-31
•
Expires: 1962-03-09
Abstract
No abstract record available.
Inventors
- 👤 Clement A Mawicke
- 👤 Harold W Olsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:28
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/02; G03B27/04; G03B27/06
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) | 1946-08-30 | 1947-03-01 | 1947-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-08-30 | 1951-03-01 | 1951-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-08-30 | 1955-03-01 | 1955-08-31 | $7700.00 | Window Closed / Lapsed |