US2419474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for taking photographs
Assignee: Individual
•
Filing: 1942-08-03
•
Granted: 1947-04-22
•
Expires: 1962-08-03
Abstract
No abstract record available.
Inventors
- 👤 Wilcox Fred Byron
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:04
CPC Classifications
G; G03; G03B; G03B15/00
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-04-21 | 1950-10-21 | 1951-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-04-21 | 1954-10-21 | 1955-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-04-21 | 1958-10-21 | 1959-04-22 | $7700.00 | Window Closed / Lapsed |