Patent US1698325A successfully refreshed from Google Patents.
US2156100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Planographic printing plate and method of making the same
Assignee: Individual
•
Filing: 1936-08-24
•
Granted: 1939-04-25
•
Expires: 1956-08-24
Abstract
No abstract record available.
Inventors
- 👤 Francis L Simons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:47
CPC Classifications
B; B41; B41N; B41N1/00; B41N1/12; B41N1/14
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1942-04-24 | 1942-10-24 | 1943-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-04-24 | 1946-10-24 | 1947-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-04-24 | 1950-10-24 | 1951-04-25 | $7700.00 | Window Closed / Lapsed |