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US2225259A
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Ultra-high-frequency generator
Assignee: JULIUS PINTSCH KOMMANDIT GES
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Filing: 1938-06-23
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Granted: 1940-12-17
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Expires: 1958-06-23
Abstract
No abstract record available.
Inventors
- 👤 Dallenbach Walter
- 👤 Kleinsteuber Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:57
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/68; H01J25/70
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) | 1943-12-17 | 1944-06-17 | 1944-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1947-12-17 | 1948-06-17 | 1948-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1951-12-17 | 1952-06-17 | 1952-12-17 | $7700.00 | Window Closed / Lapsed |