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US3088048A Expired / Lapsed US ⏱️ 0.0 years remaining

Direct viewing electronic storage system

Assignee: Westinghouse Electric Corp
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Filing: 1960-04-07
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Granted: 1963-04-30
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Expires: 1980-04-07
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Abstract

No abstract record available.

Inventors

  • 👤 Jon W Ogland
  • 👤 Arthur S Jensen

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 16:58
CPC Classifications
H; H01; H01J; H01J31/00; H01J31/08; H01J31/10; H01J31/12; H01J31/18

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 133 words
IN A DIRECT VIEW STORAGE TUBE HAVING AT LEAST A STORAGE GRID, A LUMINESCENT SCREEN AND A CONTRAST CONTROL GRID POSITIONED BETWEEN SAID STORAGE GRID AND SAID LUMINESCENT SCREEN, SAID STORAGE GRID COMPRISED OF AN ELECTRICALLY CONDUCTIVE MESH HAVING A STORAGE LAYER ON THE SIDE OF SAID MESH REMOTE TO SAID SCREEN, A PULSE GENERATOR CONNECTED TO SAID STORAGE GRID, SAID PULSE GENERATOR SUPPLYING ERASE PULSES TO SAID STORAGE GRID AND A SECOND PULSE GENERATOR CONNECTED TO SAID CONTRAST CONTROL GRID, SAID SECOND PULSE GENERATOR SUPPLYING PULSES NEGATIVE WITH RESPECT TO SAID ERASE PULSES AND HAVING A PERIOD SUBSTANTIALLY EQUAL TO THAT OF SAID ERASING PULSES, THE FREQUENCY RATE OF SAID PULSE GENERATORS BEING SUCH THAT THE VISUAL PRESENTATION ON SAID LUMINESCENT SCREEN OF INFORMATION ON SAID STORAGE GRID APPEARS TO BE CONTINUOUS.

References Cited (Backward Citations)

US2790929A Cited
US2879442A Cited
US2818524A Cited
US2953711A Cited
US2931938A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-04-29 1966-10-29 1967-04-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-04-29 1970-10-29 1971-04-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-04-29 1974-10-29 1975-04-30 $7700.00 Window Closed / Lapsed

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