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Patent US3664663A successfully refreshed from Google Patents.
US3664663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper cassette loading device
Assignee: Xerox Corp
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Filing: 1970-05-18
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Granted: 1972-05-23
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Expires: 1990-05-18
Abstract
Abstract APPARATUS FOR LOCATING THE FEED ROLLERS AND PAPER SNUBBERS OF A SHEET FEEDING MECHANISM IN AN INOPERATIVE POSITION REMOTE FROM THE LEADING EDGE OF SHEETS IN A CASSETTE WHILE THE CASSETTE IS BEING LOADED INTO A COPIER SO THAT THE SHEETS IN THE CASSETTE ARE NOT BENT, RIPPED OR OTHERWISE DEFORMED DURING LOADING, AND THEN LOCATING THE FEED ROLLERS AND PAPER SNUBBERS IN AN OPERATIVE POSITION ON THE TOP SHEET IN THE CASSETTE IN PREPARATION FOR FEEDING THE SHEETS FROM THE CASSETTE TO THE COPIER.
Inventors
- 👤 Donald F Mcpherson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:09
CPC Classifications
B; B65; B65H; B65H1/00; B65H1/26; B65H1/266; B65H1/04; G; G03; G03G; G03G15/00; G03G15/65; G03G15/6502
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) | 1975-05-23 | 1975-11-22 | 1976-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-23 | 1979-11-22 | 1980-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-23 | 1983-11-22 | 1984-05-23 | $7700.00 | Window Closed / Lapsed |