US3216720A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper folding device
Assignee: Gevaert Photo Producten NV
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Filing: 1962-07-13
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Granted: 1965-11-09
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Expires: 1982-07-13
Abstract
No abstract record available.
Inventors
- 👤 Sano Karel Marcel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:53
CPC Classifications
B; B31; B31B; B31B50/00; B65; B65H; B65H37/00; B65H37/06; B31B50/26; B31B50/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
81 words
APPARATUS FOR CONTINUOUSLY HOLDING PAPER AND PLASTIC SHEET MATERIAL ABOUT A FOLDING POINT COMPRISING IN COMBINATION A PAIR OF SHEET FEEDING ROLLER UNITS FOR MOVING THE SHEET MATERIAL IN ONE DIRECTION AND DISPOSED IN ADVANCE OF THE FOLDING POINT WITH RESPECT TO THE DIRECTION OF MOVEMENT OF THE MATERIAL, AT LEAST ONE OF SAID UNITS COMPRISING TWO COAXIALLY SPACED ROLLERS WITH A TRANSVERSE OPENING THEREBETWEEN, A PAIR OF PRESSURE ROLLERS DISPOSED BEHIND SAID FEEDING ROLLERS ABOVE AND SUBSTANTIALLY PERPENDICULARLY TO THE
Claim 2
Dependent Claim
81 words
APPARATUS FOR CONTINUOUSLY HOLDING PAPER AND PLASTIC SHEET MATERIAL ABOUT A FOLDING POINT COMPRISING IN COMBINATION A PAIR OF SHEET FEEDING ROLLER UNITS FOR MOVING THE SHEET MATERIAL IN ONE DIRECTION AND DISPOSED IN ADVANCE OF THE FOLDING POINT WITH RESPECT TO THE DIRECTION OF MOVEMENT OF THE MATERIAL, AT LEAST ONE OF SAID UNITS COMPRISING TWO COAXIALLY SPACED ROLLERS WITH A TRANSVERSE OPENING THEREBETWEEN, A PAIR OF PRESSURE ROLLERS DISPOSED BEHIND SAID FEEDING ROLLERS ABOVE AND SUBSTANTIALLY PERPENDICULARLY TO THE
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |