Patent US2082257A successfully refreshed from Google Patents.
US2082257A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Film holder
Assignee: DEFENDER PHOTO SUPPLY Co
•
Filing: 1936-03-16
•
Granted: 1937-06-01
•
Expires: 1956-03-16
Abstract
No abstract record available.
Inventors
- 👤 Isaae N Odell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:21
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/24; B65D81/30; B65D27/00; B65D27/32; B65D27/38; G; G03; G03C; G03C3/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-05-31 | 1940-11-30 | 1941-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-05-31 | 1944-11-30 | 1945-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-05-31 | 1948-11-30 | 1949-06-01 | $7700.00 | Window Closed / Lapsed |