Patent US1867909A successfully refreshed from Google Patents.
US1867909A
Expired / Lapsed
US
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Folding machine
Assignee: Individual
•
Filing: 1931-03-03
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Granted: 1932-07-19
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Expires: 1951-03-03
Abstract
No abstract record available.
Inventors
- 👤 Thomas N Deligianes
- 👤 Andreas A Bourdes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:19
CPC Classifications
B; B65; B65H; B65H45/00; B65H45/12; B65H45/18
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) | 1935-07-19 | 1936-01-18 | 1936-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-07-19 | 1940-01-18 | 1940-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-07-19 | 1944-01-18 | 1944-07-19 | $7700.00 | Window Closed / Lapsed |