US2819963A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light sensitive composition for photomagnetic printing process
Assignee: Eastman Kodak Co
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Filing: 1955-01-07
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Granted: 1958-01-14
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Expires: 1975-01-07
Abstract
No abstract record available.
Inventors
- 👤 Franklin A Hamm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:29
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/0047; G03F7/06; Y; Y10; Y10S; Y10S101/00; Y10S101/37
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
14 words
A PHOTOMECHANICAL RESIST COMPOSITION COMPRISING A PHOTOGRAPHIC GELATINO-SILVER-HALIDE EMULSION AND A FERROMAGNETIC IRON OXIDE.
Claim 2
Dependent Claim
14 words
A PHOTOMECHANICAL RESIST COMPOSITION COMPRISING A PHOTOGRAPHIC GELATINO-SILVER-HALIDE EMULSION AND A FERROMAGNETIC IRON OXIDE.
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) | 1961-01-13 | 1961-07-15 | 1962-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-13 | 1965-07-15 | 1966-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-13 | 1969-07-15 | 1970-01-14 | $7700.00 | Window Closed / Lapsed |