US3746542A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the production of polymer images
Assignee: Fujifilm Holdings Corp
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Filing: 1969-12-09
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Granted: 1973-07-17
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Expires: 1989-12-09
Abstract
Abstract PROCESS FOR SELECTIVELY FORMING POLYMER IMAGES AT THE LATENT IMAGE BEARING AREAS OF A SILVER HALIDE PHOTOGRAPHIC EMULSION WHICH COMPRISES DEVELOPING SAID EMULSION IN THE PRESENCE OF AN ADDITION-POLYMERIZABLE MONOMER AND ANY OF VARIOUS HYDRAZINES, HYDRAZONES OR HYDRAZIDES.
Inventors
- 👤 Y Hayakawa
- 👤 M Satomura
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:53
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/027; G03F7/028; G03F7/0285
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) | 1976-07-16 | 1977-01-15 | 1977-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-16 | 1981-01-15 | 1981-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-16 | 1985-01-15 | 1985-07-17 | $7700.00 | Window Closed / Lapsed |