Patent US3143948A successfully refreshed from Google Patents.
US3143948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic copying device
Assignee: Eastman Kodak Co
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Filing: 1961-04-17
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Granted: 1964-08-11
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Expires: 1981-04-17
Abstract
No abstract record available.
Inventors
- 👤 Howard T Hodges
- 👤 Clarles E Swing
- 👤 Clarence R Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:48
CPC Classifications
G; G03; G03D; G03D9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
IN A PHOTOGRAPHIC DOCUMENT COPYING DEVICE OF THE TYPE IN WHICH A SENSITIZED PHOTOGRAPHIC MATRIX AND AN ORIGINAL DOCUMENT WHICH IS TO BE COPIED ARE ARRANGED IN SUPERPOSED RELATION, EXPOSED, AND THE EXPOSED MATRIX DEVELOPED AND PRESSED INTO INTIMATE FACE TO FACE CONTACT WITH AN IMAGE RECEIVING SHEET WHICH IS SEPARABLE FROM THE MATRIX, THE COMBINATION COMPRISING: A RECEIVING STATION FOR AN ORIGINAL; EXPOSING MEANS; A MATRIX DEVELOPING STATION; MEANS FOR ADVANCING A SENSITIZED PHOTOGRAPHIC MATRIX AND AN ORIGINAL ARRANGED IN SUPERPOSED RELATION THROUGH SAID EXPOSING MEANS FOR EXPOSING SAID MATRIX; MEANS MOVABLE BETWEEN A FIRST POSITION FOR DIRECTING SAID ORIGINAL TO SAID RECEIVING STATION, AND A SECOND POSITION FOR DIRECTING SAID MATRIX TO SAID DEVELOPING STATION; AND MEANS FOR SEPARATING SAID ORIGINAL AND MATRIX AFTER SAID EXPOSURE AND SEQUENTIALLY TRANSPORTING THE ORIGINAL AND MATRIX TO SAID DIRECTING MEANS.
Claim 2
Dependent Claim
139 words
IN A PHOTOGRAPHIC DOCUMENT COPYING DEVICE OF THE TYPE IN WHICH A SENSITIZED PHOTOGRAPHIC MATRIX AND AN ORIGINAL DOCUMENT WHICH IS TO BE COPIED ARE ARRANGED IN SUPERPOSED RELATION, EXPOSED, AND THE EXPOSED MATRIX DEVELOPED AND PRESSED INTO INTIMATE FACE TO FACE CONTACT WITH AN IMAGE RECEIVING SHEET WHICH IS SEPARABLE FROM THE MATRIX, THE COMBINATION COMPRISING: A RECEIVING STATION FOR AN ORIGINAL; EXPOSING MEANS; A MATRIX DEVELOPING STATION; MEANS FOR ADVANCING A SENSITIZED PHOTOGRAPHIC MATRIX AND AN ORIGINAL ARRANGED IN SUPERPOSED RELATION THROUGH SAID EXPOSING MEANS FOR EXPOSING SAID MATRIX; MEANS MOVABLE BETWEEN A FIRST POSITION FOR DIRECTING SAID ORIGINAL TO SAID RECEIVING STATION, AND A SECOND POSITION FOR DIRECTING SAID MATRIX TO SAID DEVELOPING STATION; AND MEANS FOR SEPARATING SAID ORIGINAL AND MATRIX AFTER SAID EXPOSURE AND SEQUENTIALLY TRANSPORTING THE ORIGINAL AND MATRIX TO SAID DIRECTING MEANS.
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) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |