US2448534A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sensitized photographic cellulose ester silver halide emulsion
Assignee: Eastman Kodak Co
•
Filing: 1946-07-06
•
Granted: 1948-09-07
•
Expires: 1966-07-06
Abstract
No abstract record available.
Inventors
- 👤 Wesley G Lowe
- 👤 Raife G Tarkington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:55
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/005; G03C1/06; G03C1/08; G03C1/10; G03C1/04
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2184023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-09-07 | 1952-03-08 | 1952-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-07 | 1956-03-08 | 1956-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-07 | 1960-03-08 | 1960-09-07 | $7700.00 | Window Closed / Lapsed |