US2020479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Planographic printing element
Assignee: Miehle Printing Press and Manufacturing Co
•
Filing: 1930-10-16
•
Granted: 1935-11-12
•
Expires: 1950-10-16
Abstract
No abstract record available.
Inventors
- 👤 Benjamin L Sites
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:21
CPC Classifications
B; B41; B41N; B41N10/00; B41N10/02; B41N10/04; B41N2210/00; B41N2210/06; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31826; Y10T442/00; Y10T442/60; Y10T442/693
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) | 1938-11-11 | 1939-05-13 | 1939-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-11-11 | 1943-05-13 | 1943-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-11-11 | 1947-05-13 | 1947-11-12 | $7700.00 | Window Closed / Lapsed |