US2428511A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic film rack
Assignee: Individual
•
Filing: 1945-02-06
•
Granted: 1947-10-07
•
Expires: 1965-02-06
Abstract
No abstract record available.
Inventors
- 👤 Hansford L Braddy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 16:28
CPC Classifications
G; G03; G03D; G03D13/00; G03D13/02; G03D13/08; G03D13/10; G03D13/12; G03D13/125
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US251966A
Cited
US897090A
Cited
US989213A
Cited
GB118157A
Cited
US1451066A
Cited
US1404276A
Cited
US1687581A
Cited
US1952937A
Cited
US2092522A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-10-06 | 1951-04-07 | 1951-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-10-06 | 1955-04-07 | 1955-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-10-06 | 1959-04-07 | 1959-10-07 | $7700.00 | Window Closed / Lapsed |