US3549376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Image-forming compositions containing polymer binding agents and coordination complexes of iron (iii) organic salts
Assignee: EIDP Inc
•
Filing: 1967-11-02
•
Granted: 1970-12-22
•
Expires: 1987-11-02
Abstract
No abstract record available.
Inventors
- 👤 Leo Roos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 10:49
CPC Classifications
G; G03; G03C; G03C5/00; G03C5/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2197809A
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US2459136A
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GB665649A
Cited
US2703756A
Cited
US2699392A
Cited
US3032414A
Cited
US3046127A
Cited
GB935428A
Cited
US3183094A
Cited
GB922565A
Cited
US3298833A
Cited
US3368900A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-21 | 1974-06-22 | 1974-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-21 | 1978-06-22 | 1978-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-21 | 1982-06-22 | 1982-12-22 | $7700.00 | Window Closed / Lapsed |