US1831245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for producing paper signatures
Assignee: CLEVELAND FOLDING MACH CO
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Filing: 1928-05-31
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Granted: 1931-11-10
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Expires: 1948-05-31
Abstract
No abstract record available.
Inventors
- 👤 Hitchcock Reuben
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:08
CPC Classifications
B; B65; B65H; B65H45/00; B65H45/12; B65H45/28; B65H45/14; B65H45/142; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5116
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) | 1934-11-09 | 1935-05-11 | 1935-11-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-11-09 | 1939-05-11 | 1939-11-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-11-09 | 1943-05-11 | 1943-11-10 | $7700.00 | Window Closed / Lapsed |