US2565079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Visual exposure device
Assignee: Joseph E Seagram and Sons Inc
•
Filing: 1945-10-15
•
Granted: 1951-08-21
•
Expires: 1965-10-15
Abstract
No abstract record available.
Inventors
- 👤 Ruth K Kern
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:14
CPC Classifications
A; A47; A47F; A47F3/00; A47F3/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1227393A
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US1471615A
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GB213529A
Cited
US1509371A
Cited
US1653394A
Cited
US2145599A
Cited
US2228610A
Cited
US2224564A
Cited
GB517779A
Cited
US2188185A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-20 | 1955-02-19 | 1955-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-20 | 1959-02-19 | 1959-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-20 | 1963-02-19 | 1963-08-21 | $7700.00 | Window Closed / Lapsed |