Patent US2583027A successfully refreshed from Google Patents.
US2583027A
Expired / Lapsed
US
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Tuning system for coaxial cavity resonators
Assignee: International Standard Electric Corp
•
Filing: 1945-01-11
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Granted: 1952-01-22
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Expires: 1965-01-11
Abstract
No abstract record available.
Inventors
- 👤 Taylor Frank Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:49
CPC Classifications
H; H03; H03B; H03B5/00; H03B5/18; H03B5/1817; H03B5/1835; H03B5/08; H03B5/10; H03C; H03C7/00; H03C7/02; H04; H04B; H04B1/00; H04B1/02; H04B1/03
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-21 | 1955-07-23 | 1956-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-21 | 1959-07-23 | 1960-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-21 | 1963-07-23 | 1964-01-22 | $7700.00 | Window Closed / Lapsed |