US3118989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coaxial relay
Assignee: Individual
•
Filing: 1962-01-31
•
Granted: 1964-01-21
•
Expires: 1982-01-31
Abstract
No abstract record available.
Inventors
- 👤 Gray Reginald Ivan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:28
CPC Classifications
F; F42; F42B; F42B3/00; F42B3/10; F42B3/18; F42C; F42C15/00; F42C15/40; F42C19/00; F42C19/06; H; H01; H01H; H01H50/00; H01H50/16; H01H50/18; H01H50/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
14 words
A RELAY FOR PROVIDING RADIO-FREQUENCY ISOLATION COMPRISING AN OPERATING COIL, MEANS FOR PHYSICALLY SUPPORTING
Claim 2
Dependent Claim
14 words
A RELAY FOR PROVIDING RADIO-FREQUENCY ISOLATION COMPRISING AN OPERATING COIL, MEANS FOR PHYSICALLY SUPPORTING
References Cited (Backward Citations)
US2548889A
Cited
US2671836A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |