US3230531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Broadband streamlined radar reflector
Assignee: General Electric Co
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Filing: 1961-11-24
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Granted: 1966-01-18
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Expires: 1981-11-24
Abstract
No abstract record available.
Inventors
- 👤 Bischoff Elton Le Roy
- 👤 Spampinato Joseph Peter
- 👤 Yaffe Malcolm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:40
CPC Classifications
H; H01; H01Q; H01Q15/00; H01Q15/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
A REFLECTOR OF ELECTROMAGNETIC RADIATION CONSISTING OF A SUCCESSION OF RINGS ALTERNATELY OF CONDUCTIVE AND OF INSULATING MATERIAL ARRANGED ALONG A COMMON AXIS, AND INTERNAL MEANS FOR HOLDING THE SAME FIRMLY FIXED WITH RESPECT TO EACH OTHER.
Claim 2
Dependent Claim
37 words
A REFLECTOR OF ELECTROMAGNETIC RADIATION CONSISTING OF A SUCCESSION OF RINGS ALTERNATELY OF CONDUCTIVE AND OF INSULATING MATERIAL ARRANGED ALONG A COMMON AXIS, AND INTERNAL MEANS FOR HOLDING THE SAME FIRMLY FIXED WITH RESPECT TO EACH OTHER.
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) | 1969-01-17 | 1969-07-19 | 1970-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-17 | 1973-07-19 | 1974-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-17 | 1977-07-19 | 1978-01-18 | $7700.00 | Window Closed / Lapsed |