US2943549A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic camera
Assignee: Graflex Inc
•
Filing: 1953-05-04
•
Granted: 1960-07-05
•
Expires: 1973-05-04
Abstract
No abstract record available.
Inventors
- 👤 Nerwin Hubert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:16
CPC Classifications
G; G03; G03B; G03B13/00; G03B13/18; G03B13/20
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE641050C
Cited
US1973213A
Cited
US2157548A
Cited
US2105256A
Cited
US2166148A
Cited
US2187246A
Cited
US2481677A
Cited
US2552940A
Cited
US2655832A
Cited
US2737844A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |