US3039441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic camera
Assignee: Graflex Inc
•
Filing: 1957-05-03
•
Granted: 1962-06-19
•
Expires: 1977-05-03
Abstract
No abstract record available.
Inventors
- 👤 Johannes G Padelt
- 👤 Arthur F Hurlburt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:06
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/42
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US955296A
Cited
US1158717A
Cited
US1344997A
Cited
US1550933A
Cited
US2025755A
Cited
US2159879A
Cited
US2160818A
Cited
US2150055A
Cited
US2107074A
Cited
US2256207A
Cited
US2393534A
Cited
US2522849A
Cited
US2657595A
Cited
US2649076A
Cited
US2660993A
Cited
US2779152A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-18 | 1965-12-18 | 1966-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-18 | 1969-12-18 | 1970-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-18 | 1973-12-18 | 1974-06-19 | $7700.00 | Window Closed / Lapsed |