US2336183A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ultraviolet tube
Assignee: Motors Liquidation Co
•
Filing: 1941-05-10
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Granted: 1943-12-07
•
Expires: 1961-05-10
Abstract
No abstract record available.
Inventors
- 👤 Charles W Mckinley
- 👤 William S Brian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:33
CPC Classifications
A; A61; A61N; A61N5/00; A61N5/06; H; H01; H01J; H01J13/00; H01J13/50; H01J2893/00; H01J2893/0072; H01J2893/0088
Claims Analysis
Total Claims: 0
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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) | 1946-12-06 | 1947-06-07 | 1947-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-12-06 | 1951-06-07 | 1951-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-12-06 | 1955-06-07 | 1955-12-07 | $7700.00 | Window Closed / Lapsed |