US3428451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supports for radiation-sensitive elements and improved elements comprising such supports
Assignee: Eastman Kodak Co
•
Filing: 1966-03-21
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Granted: 1969-02-18
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Expires: 1986-03-21
Abstract
No abstract record available.
Inventors
- 👤 Donald J Trevoy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:56
CPC Classifications
B; B82; B82Y; B82Y30/00; C; C09; C09D; C09D5/00; C09D5/24; B82Y10/00; G; G03; G03G; G03G5/00; G03G5/10; G03G5/104; G03G5/14; G03G5/142
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US640137A
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US1471592A
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US2555321A
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US2698235A
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US3063872A
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US3253922A
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US3207625A
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US3245833A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-18 | 1972-08-19 | 1973-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-18 | 1976-08-19 | 1977-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-18 | 1980-08-19 | 1981-02-18 | $7700.00 | Window Closed / Lapsed |