Data storage systems
Abstract
Abstract PROCESSES AND APPARATUS FOR PRODUCING AN IMAGE AND SYSTEMS FOR PRACTISING THESE PROCESSES COMPRISING (1) EXPOSING FOR COPY MEDIUM COMPRISING A PHOTOSENSITIVE PHOTOCONDUCTOR TO THEREBY ACTIVATE THE EXPOSED PORTIONS THEREOF, (2) CONTACTING THIS MEDIUM WITH IMAGE-FORMING MATERIALS WHICH UNDERGO AN OXIDATION-REDUCTION TYPE REACTION WHEN CONTACTED WITH THE ACTIVATED PORTIONS OF THE COPY MEDIUM TO THEREBY DEPOSIT ON THESE PORTIONS AN IMAGE WHICH DIFFERS IN SOLUBILITY FROM THE UNREACTED IMAGE-FORMING MATERIALS IN THE NON-EXPOSED PORTIONS OF THE COPY MEDIUM, AND (3) CONTACTING THIS COPY MEDIUM WITH AN IMAGE RECEIVING MEDIUM IN THE PRESENCE OF A SOLVENT FOR THE UNREACTED IMAGE-FORMING MATERIALS, WHEREBY THE IMAGE-FORMING MATERIALS IN THE UNEXPOSED PORTIONS OF THE COPY MEDIUM ARE TRANSFERRED TO THE IMAGE-RECEIVING MEDIUM TO THEREBY ESTABLISH A POSITIVE IMAGE-PATTERN IN THE IMAGE-RECEIVING MEDIUM.
Inventors
- 👤 E Berman
- 👤 C Ekman
Bibliographic Details
Claims Analysis
Total Claims: 0References Cited (Backward Citations)
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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) | 1976-01-16 | 1976-07-17 | 1977-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-01-16 | 1980-07-17 | 1981-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-01-16 | 1984-07-17 | 1985-01-16 | $7700.00 | Window Closed / Lapsed |