US2419485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic device
Assignee: NCR Voyix Corp
•
Filing: 1943-06-03
•
Granted: 1947-04-22
•
Expires: 1963-06-03
Abstract
No abstract record available.
Inventors
- 👤 Joseph R Desch
- 👤 Robert E Mumma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:34
CPC Classifications
H; H01; H01J; H01J17/00; H01J17/38; H01J17/48; H01J2893/00; H01J2893/007
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2293368A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-04-21 | 1950-10-21 | 1951-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-04-21 | 1954-10-21 | 1955-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-04-21 | 1958-10-21 | 1959-04-22 | $7700.00 | Window Closed / Lapsed |