US2701507A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for conveying films in cameras
Assignee: Individual
•
Filing: 1951-01-27
•
Granted: 1955-02-08
•
Expires: 1971-01-27
Abstract
No abstract record available.
Inventors
- 👤 Bergerhoff Hugo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:38
CPC Classifications
G; G03; G03B; G03B19/00; G03B19/02; G03B19/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1062313A
Cited
US1144934A
Cited
US1395869A
Cited
US1375324A
Cited
US1828205A
Cited
US1934178A
Cited
US2153606A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-07 | 1958-08-09 | 1959-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-07 | 1962-08-09 | 1963-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-07 | 1966-08-09 | 1967-02-08 | $7700.00 | Window Closed / Lapsed |