US2536306A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for preventing overheating of x-ray tubes and the like
Assignee: Individual
•
Filing: 1946-05-13
•
Granted: 1951-01-02
•
Expires: 1966-05-13
Abstract
No abstract record available.
Inventors
- 👤 William V Offutt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 14:09
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)
US1674489A
Cited
US1781244A
Cited
US2058992A
Cited
US1920037A
Cited
US2124626A
Cited
US2209768A
Cited
US2413327A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-01 | 1954-07-03 | 1955-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-01 | 1958-07-03 | 1959-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-01 | 1962-07-03 | 1963-01-02 | $7700.00 | Window Closed / Lapsed |