US2218249A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of pigmented film
Assignee: Eastman Kodak Co
•
Filing: 1939-10-25
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Granted: 1940-10-15
•
Expires: 1959-10-25
Abstract
No abstract record available.
Inventors
- 👤 Gale F Nadeau
- 👤 Eugene R Clearman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:18
CPC Classifications
B; B05; B05C; B05C1/00; B05C1/04; B05C1/08; B05C1/0826; B05C1/083; B41; B41M; B41M1/00; B41M1/26; B41M1/30
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) | 1943-10-15 | 1944-04-15 | 1944-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-10-15 | 1948-04-15 | 1948-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-10-15 | 1952-04-15 | 1952-10-15 | $7700.00 | Window Closed / Lapsed |