US2151885A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric discharge vessel
Assignee: Alcatel Lucent Deutschland AG
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Filing: 1937-01-30
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Granted: 1939-03-28
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Expires: 1957-01-30
Abstract
No abstract record available.
Inventors
- 👤 Baier Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:51
CPC Classifications
H; H01; H01J; H01J5/00; H01J5/20; H01J5/22; H01J5/24; H01J19/00; H01J19/42; H01J2893/00; H01J2893/0001; H01J2893/0002; H01J2893/0033; H01J2893/0037; H01J2893/0038
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) | 1942-03-27 | 1942-09-26 | 1943-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1946-03-27 | 1946-09-26 | 1947-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1950-03-27 | 1950-09-26 | 1951-03-28 | $7700.00 | Window Closed / Lapsed |