Patent US6223044B1 successfully refreshed from Google Patents.
US3144577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Support means for cathode ray tube gun assembly
Assignee: Lanteris Space LLC
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Filing: 1961-10-24
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Granted: 1964-08-11
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Expires: 1981-10-24
Abstract
No abstract record available.
Inventors
- 👤 Charles H Tyson
- 👤 Werst Glenn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:22
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/46; H01J29/82
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
IN ELECTRON GUN STRUCTURE: AN ELECTRICALLY INSULATIVE HOLLOW CERAMIC CYLINDER HAVING RELATIVELY SMALL APERTURES EXTENDING TRANSVERSELY THROUGH THE CYLINDER WALLS; ELECTRODE ELEMENTS DISPOSED WITHIN SAID CYLINDER; AND GENERALLY U-SHAPED RESILIENT STUD ELEMENTS INCLUDING LEG PORTIONS FLEXED TOWARD ONE ANOTHER, EXTENDING INTO SAID APERTURES, AND ENGAGED BY WALL PORTIONS OF THE LATTER, LOOP PORTIONS OF
Claim 2
Dependent Claim
54 words
IN ELECTRON GUN STRUCTURE: AN ELECTRICALLY INSULATIVE HOLLOW CERAMIC CYLINDER HAVING RELATIVELY SMALL APERTURES EXTENDING TRANSVERSELY THROUGH THE CYLINDER WALLS; ELECTRODE ELEMENTS DISPOSED WITHIN SAID CYLINDER; AND GENERALLY U-SHAPED RESILIENT STUD ELEMENTS INCLUDING LEG PORTIONS FLEXED TOWARD ONE ANOTHER, EXTENDING INTO SAID APERTURES, AND ENGAGED BY WALL PORTIONS OF THE LATTER, LOOP PORTIONS OF
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |