US2157440A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Printer's roller
Assignee: Individual
•
Filing: 1938-09-06
•
Granted: 1939-05-09
•
Expires: 1958-09-06
Abstract
No abstract record available.
Inventors
- 👤 Streckfus John
- 👤 Schmidt Louis
- 👤 Godwin Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:19
CPC Classifications
B; B41; B41N; B41N7/00; B41N7/06; B41N2207/00; B41N2207/02; B41N2207/14
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) | 1942-05-08 | 1942-11-07 | 1943-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-05-08 | 1946-11-07 | 1947-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-05-08 | 1950-11-07 | 1951-05-09 | $7700.00 | Window Closed / Lapsed |