US2942877A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet feed mechanism for duplicators
Assignee: AB Dick Co
•
Filing: 1956-10-03
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Granted: 1960-06-28
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Expires: 1976-10-03
Abstract
No abstract record available.
Inventors
- 👤 Wallace R Fowlie
- 👤 John L Tregay
- 👤 Edgar H Dubois
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:40
CPC Classifications
B; B65; B65H; B65H1/00; B65H1/08; B65H1/18; B65H3/00; B65H3/08; B65H3/0808; B65H3/0816; B65H3/0833; B65H3/46; B65H3/48; B65H3/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-28 | 1963-12-28 | 1964-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-28 | 1967-12-28 | 1968-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-28 | 1971-12-28 | 1972-06-28 | $7700.00 | Window Closed / Lapsed |