US2606302A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature compensated cavity resonator structure
Assignee: Unisys Corp
•
Filing: 1949-03-30
•
Granted: 1952-08-05
•
Expires: 1969-03-30
Abstract
No abstract record available.
Inventors
- 👤 Vincent R Learned
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:03
CPC Classifications
H; H01; H01J; H01J25/00; H01J25/02; H01J25/10; H01J25/12; H01J25/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB422869A
Cited
US2183215A
Cited
US2374810A
Cited
US2418844A
Cited
US2413364A
Cited
US2452062A
Cited
US2468141A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-08-05 | 1956-02-04 | 1956-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-05 | 1960-02-04 | 1960-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-05 | 1964-02-04 | 1964-08-05 | $7700.00 | Window Closed / Lapsed |