US3231776A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: GTE Sylvania Inc
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Filing: 1962-09-28
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Granted: 1966-01-25
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Expires: 1982-09-28
Abstract
No abstract record available.
Inventors
- 👤 Philip R Britnell
- 👤 Walter F Kazuk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:58
CPC Classifications
H; H01; H01J; H01J17/00; H01J17/38; H01J17/48; H01J17/49; H01J17/491; G; G09; G09F; G09F9/00; G09F9/30; G09F9/313
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
295 words
A HERMETICALLY SEALED MUTLI-ELECTRODE GLOW DISCHARGE CHARACTER DISPLAY DEVICE COMPRISING: A GAS-FILLED GLASS ENVELOPE HAVING A SUBSTANTIALLY TRANSPARENT VIEWING AREA FOR OBSERVING SAID CHARACTER DISPLAY THEREIN; A STEM PORTION HERMETICALLY SEALED TO SAID ENVELOPE AND SPACED FROM SAID VIEWING AREA, SAID STEM PORTION HAVING A PLURALITY OF CONDUCTIVE AND SUPPORT PINS SEALED THEREIN AND EXTENDED THERETHROUGH; A SUBSTANTIALLY PLANAR INSULATING SUPPORT MEMBER POSITIONED WITHIN SAID ENVELOPE BEING LOCATED BY SAID PINS INTERMEDIATE SAID VIEWING AREA AND SAID STEM PORTION AND HAVINA A SURFACE THEREOF ORIENTED TOWARD SAID VIEWING AREA, SAID SUPPORT MEMBER HAVING A PLURALITY OF DISCRETELY ORIENTED PERFORATIONS FORMED THEREIN; A PLURALITY OF NARROW ELECTRICAL CONDUCTORS INSULATIVELY SPACED FROM ONE ANOTHER AND FORMED AS DISPLAY ELECTRODE ELEMENTS DISPOSED IN CONTIGUOUS RELATIONSHIP ON SAID INSULATING SUPPORT MEMBER AND SAID PERFORATIONS THEREIN, SAID ELECTRODE ELEMENTS HAVING SUBSTANTIALLY UNIFORM HEIGHT AND EXTENDING FROM SAID SURFACE TO A HEIGHT THEREABOVE, AND CONNECTIVE PORTIONS EXTENDING THROUGH SAID PERFORATIONS TO THE OPPOSITE SIDE THEREOF, SAID ELEMENTS BEING SELECTIVELY OPERABLE AS CATHODE ELEMENTS ORIENTED TO FORM A PLANAR DISPLAY OF CONFIGURATIONS DEFINED WITHIN A SUBSTANTIALLY PARALLELOGRAMMATIC BORDER TO PROVIDE WIDE ANGLE VIEWING OF SAID CONFIGURATIONS; SUBSTANTIALLY PLANAR ANODES ORIENTED ADJACENT SAID CATHODE ELEMENTS; ONE OF SAID ANODES FORMING SAID BORDER AND OTHERS OF SAID ANODES BEING AREAS WHOOLYWITHIN SAID BORDER, ALL OF SAID CATHODE ELEMENTS BEING ARRANGED PARALLEL TO THE BORDER; MEANS FOR SUPPORTING SAID ANODE MEANS AND SAID CATHODE ELEMENTS IN RELATIVE SPACED RELATIONSHIP; AND A PLURALITY OF CONNECTORS FOR SAID INDIVIDUAL CATHODE ELEMENTS AND SAID ANODE MEANS ATTACHED RESPECTIVELY THERETO AND CONNECTED TO SAID RESPECTIVE CONDUCTIVE STEM PINS TO PROVIDE EXTERIOR ELECTRICAL CONNECTIONS FROM SAID ENVELOPE TO FACILITATE THE APPLICATION OF PROPER ELECTRICAL POTENTIALS TO SAID SELECTED CATHODE ELEMENTS AND SAID ANODE MEANS TO EFFECT A GLOW DISCHARGE DISPLAY.
Claim 2
Dependent Claim
295 words
A HERMETICALLY SEALED MUTLI-ELECTRODE GLOW DISCHARGE CHARACTER DISPLAY DEVICE COMPRISING: A GAS-FILLED GLASS ENVELOPE HAVING A SUBSTANTIALLY TRANSPARENT VIEWING AREA FOR OBSERVING SAID CHARACTER DISPLAY THEREIN; A STEM PORTION HERMETICALLY SEALED TO SAID ENVELOPE AND SPACED FROM SAID VIEWING AREA, SAID STEM PORTION HAVING A PLURALITY OF CONDUCTIVE AND SUPPORT PINS SEALED THEREIN AND EXTENDED THERETHROUGH; A SUBSTANTIALLY PLANAR INSULATING SUPPORT MEMBER POSITIONED WITHIN SAID ENVELOPE BEING LOCATED BY SAID PINS INTERMEDIATE SAID VIEWING AREA AND SAID STEM PORTION AND HAVINA A SURFACE THEREOF ORIENTED TOWARD SAID VIEWING AREA, SAID SUPPORT MEMBER HAVING A PLURALITY OF DISCRETELY ORIENTED PERFORATIONS FORMED THEREIN; A PLURALITY OF NARROW ELECTRICAL CONDUCTORS INSULATIVELY SPACED FROM ONE ANOTHER AND FORMED AS DISPLAY ELECTRODE ELEMENTS DISPOSED IN CONTIGUOUS RELATIONSHIP ON SAID INSULATING SUPPORT MEMBER AND SAID PERFORATIONS THEREIN, SAID ELECTRODE ELEMENTS HAVING SUBSTANTIALLY UNIFORM HEIGHT AND EXTENDING FROM SAID SURFACE TO A HEIGHT THEREABOVE, AND CONNECTIVE PORTIONS EXTENDING THROUGH SAID PERFORATIONS TO THE OPPOSITE SIDE THEREOF, SAID ELEMENTS BEING SELECTIVELY OPERABLE AS CATHODE ELEMENTS ORIENTED TO FORM A PLANAR DISPLAY OF CONFIGURATIONS DEFINED WITHIN A SUBSTANTIALLY PARALLELOGRAMMATIC BORDER TO PROVIDE WIDE ANGLE VIEWING OF SAID CONFIGURATIONS; SUBSTANTIALLY PLANAR ANODES ORIENTED ADJACENT SAID CATHODE ELEMENTS; ONE OF SAID ANODES FORMING SAID BORDER AND OTHERS OF SAID ANODES BEING AREAS WHOOLYWITHIN SAID BORDER, ALL OF SAID CATHODE ELEMENTS BEING ARRANGED PARALLEL TO THE BORDER; MEANS FOR SUPPORTING SAID ANODE MEANS AND SAID CATHODE ELEMENTS IN RELATIVE SPACED RELATIONSHIP; AND A PLURALITY OF CONNECTORS FOR SAID INDIVIDUAL CATHODE ELEMENTS AND SAID ANODE MEANS ATTACHED RESPECTIVELY THERETO AND CONNECTED TO SAID RESPECTIVE CONDUCTIVE STEM PINS TO PROVIDE EXTERIOR ELECTRICAL CONNECTIONS FROM SAID ENVELOPE TO FACILITATE THE APPLICATION OF PROPER ELECTRICAL POTENTIALS TO SAID SELECTED CATHODE ELEMENTS AND SAID ANODE MEANS TO EFFECT A GLOW DISCHARGE DISPLAY.
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) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |