US2769369A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Microfilm printer
Assignee: Individual
•
Filing: 1953-11-16
•
Granted: 1956-11-06
•
Expires: 1973-11-16
Abstract
No abstract record available.
Inventors
- 👤 Frank E Oiler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:12
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/10; G03B21/11; G03B21/118
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1019297A
Cited
US1040976A
Cited
US1882111A
Cited
GB337442A
Cited
US2474159A
Cited
US2473174A
Cited
US2517414A
Cited
US2607264A
Cited
US2592735A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-06 | 1960-05-07 | 1960-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-06 | 1964-05-07 | 1964-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-06 | 1968-05-07 | 1968-11-06 | $7700.00 | Window Closed / Lapsed |