US2789709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Duplex take-off table
Assignee: S&S Corrugated Paper Machinery Co Inc
•
Filing: 1952-12-31
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Granted: 1957-04-23
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Expires: 1972-12-31
Abstract
No abstract record available.
Inventors
- 👤 Albert F Shields
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:08
CPC Classifications
B; B65; B65H; B65H33/00; B65H33/16; B65H2701/00; B65H2701/10; B65H2701/17; B65H2701/176; B65H2701/1762; Y; Y10; Y10S; Y10S414/00; Y10S414/10; Y10S414/114
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1569033A
Cited
US1737762A
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US2424093A
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US2485952A
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US2581599A
Cited
US2679789A
Cited
US2506550A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-22 | 1960-10-22 | 1961-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-22 | 1964-10-22 | 1965-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-22 | 1968-10-22 | 1969-04-23 | $7700.00 | Window Closed / Lapsed |