US3391924A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheet feeding mechanism
Assignee: AB Dick Co
•
Filing: 1966-07-29
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Granted: 1968-07-09
•
Expires: 1986-07-29
Abstract
No abstract record available.
Inventors
- 👤 Raymond J Schmidlin
- 👤 Philip O Shemkunas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:28
CPC Classifications
B; B65; B65H; B65H3/00; B65H3/44; B65H3/443; B65H7/00; B65H7/02; B65H7/04; B65H7/06
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) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |