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US3213341A Expired / Lapsed US ⏱️ 0.0 years remaining

Polymers suitable for use in electroluminescent lamps and capacitors

Assignee: Wyeth Holdings LLC
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Filing: 1961-11-24
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Granted: 1965-10-19
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Expires: 1981-11-24
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Abstract

No abstract record available.

Inventors

  • 👤 Scotti Frank
  • 👤 Ellsworth C Mcclenachan

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 21:20
CPC Classifications
H; H05; H05B; H05B33/00; H05B33/12; H05B33/20; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31692; Y10T428/31699

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 32 words
AN ASSEMBLY SUITABLE FOR USE IN A CAPACITOR CONSISTING ESSENTIALLY OF ELECTRODES SEPARATED AND INSULATED FROM ONE ANOTHER BY A MATERIAL CONSISTING ESSENTIALLY OF A POLYMER OF A COMPOUND HAVING THE FORMULA

References Cited (Backward Citations)

US2784127A Cited
US2951865A Cited
US3067141A Cited
US3096289A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-10-18 1969-04-19 1969-10-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-10-18 1973-04-19 1973-10-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-10-18 1977-04-19 1977-10-19 $7700.00 Window Closed / Lapsed

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