US2431804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnet mounting arrangement for magnetrons
Assignee: Pye Electronic Products Ltd
•
Filing: 1945-04-04
•
Granted: 1947-12-02
•
Expires: 1965-04-04
Abstract
No abstract record available.
Inventors
- 👤 Jackson Donald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:34
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/50; H01J25/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR364794A
Cited
US1192450A
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US1720824A
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US1742662A
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US1985093A
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US2064012A
Cited
US2100162A
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US2114035A
Cited
US2142345A
Cited
US2225689A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-12-01 | 1951-06-02 | 1951-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-12-01 | 1955-06-02 | 1955-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-12-01 | 1959-06-02 | 1959-12-02 | $7700.00 | Window Closed / Lapsed |