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US3086889A Expired / Lapsed US ⏱️ 0.0 years remaining

Method and apparatus for coating a continuous sheet of material

Assignee: FJ Stokes Corp
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Filing: 1960-03-21
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Granted: 1963-04-23
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Expires: 1980-03-21
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Abstract

No abstract record available.

Inventors

  • 👤 Richard V D Strong

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 18:49
CPC Classifications
H; H01; H01G; H01G13/00; H01G13/06; C; C23; C23C; C23C14/00; C23C14/22; C23C14/24; C23C14/246; C23C14/54; C23C14/542; C23C14/545; C23C14/56; C23C14/562; H01B; H01B1/00

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 99 words
A METHOD OF COATING A CONTINUOUS SHEET OF MATERIAL WITH A METAL FILM COMPRISING FEEDING A COATING METAL INTO A BOAT, HEATING SAID BOAT TO VAPORIZE THE COATING METAL, CONTINUOUSLY MOVING THE SHEET OF MATERIAL ACROSS THE TOP OF THE BOAT, CONTINUOUSLY EXPOSING THE SHEET OF MATERIAL TO THE METAL VAPORS FROM THE BOAT, CONTINUOUSLY MEASUREING THE ELECTRICAL RESISTANCE PER UNIT LENGTH OF METAL FILM APPLIED TO THE SHEET OF MATERIAL, AND VARYING THE AMOUNT OF MATERIAL FED INTO THE BOAT TO VARY THE SURFACE AREA OF THE COATING METAL IN SAID ACCORDING TO VARIATIONS IN THE MEASURED RESISTANCE.

References Cited (Backward Citations)

US2273941A Cited
DE752141C Cited
US2545576A Cited
CH288438A Cited
US2772318A Cited
US2750921A Cited
US2978364A Cited
US2866065A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1966-04-22 1966-10-22 1967-04-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1970-04-22 1970-10-22 1971-04-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1974-04-22 1974-10-22 1975-04-23 $7700.00 Window Closed / Lapsed

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