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Patent US3038718A successfully refreshed from Google Patents.
US3038718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet folding machine
Assignee: Individual
•
Filing: 1961-01-19
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Granted: 1962-06-12
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Expires: 1981-01-19
Abstract
No abstract record available.
Inventors
- 👤 Maurice M Balsam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:31
CPC Classifications
B; B65; B65H; B65H45/00; B65H45/12; B65H45/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1313712A
Cited
US813593A
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US1003023A
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US947007A
Cited
US1433148A
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US1759844A
Cited
US2314757A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |