US2525205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric device for the operation of x-ray tubes
Assignee: Hartford National Bank and Trust Co
•
Filing: 1946-07-02
•
Granted: 1950-10-10
•
Expires: 1966-07-02
Abstract
No abstract record available.
Inventors
- 👤 Casimir Hendrik Brugt Gerhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:03
CPC Classifications
H; H05; H05G; H05G1/00; H05G1/08; H05G1/26; H05G1/54
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1211092A
Cited
US1639464A
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DE591005C
Cited
US2088424A
Cited
US1876049A
Cited
US2123793A
Cited
US2228384A
Cited
US2284341A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |