US2684902A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Image transfer mechanism for electrostatically adhering images
Assignee: Xerox Corp
•
Filing: 1951-11-23
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Granted: 1954-07-27
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Expires: 1971-11-23
Abstract
No abstract record available.
Inventors
- 👤 Clyde R Mayo
- 👤 William G Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:09
CPC Classifications
G; G03; G03G; G03G15/00; G03G15/14; G03G15/16; G03G15/163; G03G15/1635; G03G15/165; Y; Y10; Y10S; Y10S101/00; Y10S101/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
AN IMAGE TRANSFER MECHANISM FOR ELECTROSTATICALLY ADHERING IMAGES COMPRISING A CORONA DISCHARGE ELECTRODE FOR ATTACHING A TRANSFER SHEET AND TRANSFERRING A POWDER IMAGE, A PLATE FEED MECHANISM FOR FEEDING AN IMAGE PLATE UNDER SAID ELECTRODE, AND A SHEET FEED MECHANISM FOR FEEDING SEPARATE SHEETS OF TRANSFER MATERIAL AGAINST AN IMAGE PLATE IN A SHEET FEED PLANE WHICH MAKES A SUBSTANTIAL ANGLE AT LEAST GREATER THAN 5* WITH SAID PLATE AND INTERSECTS SAID PLATE IN A LINE SUBSTANTIALLY PERPENDICULAR TO THE DIRECTION OF TRAVEL OF SAID IMAGE PLATE AND IMMEDIATELY IN ADVANCE OF SAID ELECTRODE, SAID
Claim 2
Dependent Claim
95 words
AN IMAGE TRANSFER MECHANISM FOR ELECTROSTATICALLY ADHERING IMAGES COMPRISING A CORONA DISCHARGE ELECTRODE FOR ATTACHING A TRANSFER SHEET AND TRANSFERRING A POWDER IMAGE, A PLATE FEED MECHANISM FOR FEEDING AN IMAGE PLATE UNDER SAID ELECTRODE, AND A SHEET FEED MECHANISM FOR FEEDING SEPARATE SHEETS OF TRANSFER MATERIAL AGAINST AN IMAGE PLATE IN A SHEET FEED PLANE WHICH MAKES A SUBSTANTIAL ANGLE AT LEAST GREATER THAN 5* WITH SAID PLATE AND INTERSECTS SAID PLATE IN A LINE SUBSTANTIALLY PERPENDICULAR TO THE DIRECTION OF TRAVEL OF SAID IMAGE PLATE AND IMMEDIATELY IN ADVANCE OF SAID ELECTRODE, SAID
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-26 | 1958-01-25 | 1958-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-26 | 1962-01-25 | 1962-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-26 | 1966-01-25 | 1966-07-27 | $7700.00 | Window Closed / Lapsed |