US2791173A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making photographic color print
Assignee: Drewry Photocolor Corp
•
Filing: 1953-08-10
•
Granted: 1957-05-07
•
Expires: 1973-08-10
Abstract
No abstract record available.
Inventors
- 👤 Jr James S Livingood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 21:56
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/72
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US750306A
Cited
US1029544A
Cited
US1106816A
Cited
US1596641A
Cited
US2221849A
Cited
US2403800A
Cited
US2609747A
Cited
US2647337A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-06 | 1960-11-05 | 1961-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-06 | 1964-11-05 | 1965-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-06 | 1968-11-05 | 1969-05-07 | $7700.00 | Window Closed / Lapsed |