US2523290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Illuminated picture exhibitor
Assignee: Individual
•
Filing: 1947-04-03
•
Granted: 1950-09-26
•
Expires: 1967-04-03
Abstract
No abstract record available.
Inventors
- 👤 Norman C Gardner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:59
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/0001; G02B6/0011; G02B6/0013; G02B6/0023; G02B6/0031; G02B6/0033; G02B6/0035; G02B6/0045; G02B6/0046; G02B6/0081; G02B6/0086; G02B6/0091; G09; G09F; G09F13/00; G09F13/18; G09F2013/1804; G09F2013/1827
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-25 | 1954-03-27 | 1954-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-25 | 1958-03-27 | 1958-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-25 | 1962-03-27 | 1962-09-26 | $7700.00 | Window Closed / Lapsed |