US3409775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plural x-ray tube power supply having means for energizing the tubes for single or double operation
Assignee: Siemens Reiniger Werke AG
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Filing: 1965-05-18
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Granted: 1968-11-05
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Expires: 1985-05-18
Abstract
No abstract record available.
Inventors
- 👤 Mahler Herbert
- 👤 Seidel Johannes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:03
CPC Classifications
H; H05; H05G; H05G1/00; H05G1/08; H05G1/70
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) | 1971-11-05 | 1972-05-06 | 1972-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-05 | 1976-05-06 | 1976-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-05 | 1980-05-06 | 1980-11-05 | $7700.00 | Window Closed / Lapsed |