US3552849A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for transporting sheets of copying paper in a copying device
Assignee: Lumoprint Zindler KG and Co GmbH
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Filing: 1968-04-12
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Granted: 1971-01-05
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Expires: 1988-04-12
Abstract
Abstract AN IMPROVED APPARATUS FOR DELIVERING A SHEET OF COPYING PAPER IN A COPYING APPARATUS FROM A STACK INTO A "READY" POSITION, WHEREIN THE IMPROVEMENT COMPRISES THE APPLICATION OF A MORE OR LESS INDEFINITE WITHDRAWING FORCE ACTING ON THE TOPMOST SHEET OF THE STACK AND PUSHING THE SAME UNDER A STOP, DEFLECTION OF WHICH SWITCHES OFF THE APPLICATION OF THIS WITHDRAWING FORCE, FOLLOWED BY THE APPLICATION OF AN ADVANCING FORCE BECOMING EFFECTIVE AS A FUNCTION OF THE INTRODUCTION OF AN ORIGINAL TO BE COPIED, SO AS TO COLLECT THE SHEET OF COPYING PAPER FROM THE "READY" POSITION.
Inventors
- 👤 Walter Limberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:14
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/22; G03G15/28; B; B65; B65H; B65H9/00; B65H9/14
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) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |