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US2948822A
Expired / Lapsed
US
⏱️ 0.0 years remaining
X-ray tubes
Assignee: MARIO GHIA
•
Filing: 1959-01-22
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Granted: 1960-08-09
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Expires: 1979-01-22
Abstract
No abstract record available.
Inventors
- 👤 Paroselli Leopold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:21
CPC Classifications
H; H05; H05G; H05G1/00; H05G1/02; H05G1/04; H01; H01J; H01J35/00; H01J35/02; H01J35/04; H01J35/06; H01J35/066; H01J35/08
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) | 1963-08-09 | 1964-02-08 | 1964-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-09 | 1968-02-08 | 1968-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-09 | 1972-02-08 | 1972-08-09 | $7700.00 | Window Closed / Lapsed |