US2685374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet transposing apparatus
Assignee: American Manufacturing Co Inc
•
Filing: 1950-12-22
•
Granted: 1954-08-03
•
Expires: 1970-12-22
Abstract
No abstract record available.
Inventors
- 👤 Edward L Croston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:45
CPC Classifications
B; B30; B30B; B30B7/00; B30B7/02; B30B7/023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US233335A
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US401993A
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US835312A
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US1452711A
Cited
US1776201A
Cited
US1738569A
Cited
US1779210A
Cited
US2564027A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-08-02 | 1958-02-01 | 1958-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-08-02 | 1962-02-01 | 1962-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-08-02 | 1966-02-01 | 1966-08-03 | $7700.00 | Window Closed / Lapsed |