Patent US3208015A successfully refreshed from Google Patents.
US3208015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wave guiding structure
Assignee: Thales SA
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Filing: 1960-05-10
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Granted: 1965-09-21
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Expires: 1980-05-10
Abstract
No abstract record available.
Inventors
- 👤 Pasty Bernard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:12
CPC Classifications
H; H01; H01J; H01J23/00; H01J23/16; H01J23/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
A DELAY LINE STRUCTURE COMPRISING A NUMBER OF METALLIC FRAMES DISPOSED SUBSTANTIALLY ABOUT A COMMON AXIS, METALLIC BARS INTEGRAL WITH ONE OUT OF TWO FRAMES AND LOCATED ESSENTIALLY IN THE MIDDLE REGION THEREOF, EACH BAR HAVING A SMALL HOLE ESSENTIALLY IN THE CENTER THEREOF AND ALL OF SAID HOLES BEING ALIGNED ALONG SAID AXIS, SAID BARS EXTENDING ALTERNATELY IN TWO DIRECTIONS AT AN ANGLE BETWEEN 30* TO 90* TO ONE ANOTHER SO AS TO FORM TWO IMBRICATED LADDERS IN TWO DIFFERENT PLANES WHICH INTERSECT SUBSTANTIALLY IN SAID AXIS, THE DISPERSION CHARACTERISTIC OF SAID LINE BEING VARIED BY VARYING SAID ANGLE.
Claim 2
Dependent Claim
100 words
A DELAY LINE STRUCTURE COMPRISING A NUMBER OF METALLIC FRAMES DISPOSED SUBSTANTIALLY ABOUT A COMMON AXIS, METALLIC BARS INTEGRAL WITH ONE OUT OF TWO FRAMES AND LOCATED ESSENTIALLY IN THE MIDDLE REGION THEREOF, EACH BAR HAVING A SMALL HOLE ESSENTIALLY IN THE CENTER THEREOF AND ALL OF SAID HOLES BEING ALIGNED ALONG SAID AXIS, SAID BARS EXTENDING ALTERNATELY IN TWO DIRECTIONS AT AN ANGLE BETWEEN 30* TO 90* TO ONE ANOTHER SO AS TO FORM TWO IMBRICATED LADDERS IN TWO DIFFERENT PLANES WHICH INTERSECT SUBSTANTIALLY IN SAID AXIS, THE DISPERSION CHARACTERISTIC OF SAID LINE BEING VARIED BY VARYING SAID ANGLE.
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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) | 1968-09-20 | 1969-03-22 | 1969-09-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-20 | 1973-03-22 | 1973-09-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-20 | 1977-03-22 | 1977-09-21 | $7700.00 | Window Closed / Lapsed |