US3496493A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ternary logic system adapted for antenna tuning
Assignee: General Dynamics Corp
•
Filing: 1966-09-27
•
Granted: 1970-02-17
•
Expires: 1986-09-27
Abstract
No abstract record available.
Inventors
- 👤 Jorgen Louis Nielsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:52
CPC Classifications
H; H03; H03H; H03H7/00; H03H7/38; H03H7/40; H04; H04B; H04B1/00; H04B1/06; H04B1/16; H04B1/18
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CA478279A
Cited
US2505511A
Cited
US2745067A
Cited
US2742618A
Cited
US2838658A
Cited
US3160833A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |