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US3734765A Expired / Lapsed US ⏱️ 0.0 years remaining

Bottle coating

Assignee: Liberty Glass Co
•
Filing: 1971-10-12
•
Granted: 1973-05-22
•
Expires: 1991-10-12
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Abstract

Abstract POSITION FOR HEATING THE COATING ON THE BOTTLES. THHE BOTTLES ARE THEN RELEASED AND DEPOSITED ON A CONVEYOR FOR MOVING THEM FORWARD WITH THE BOTTLES STANDING UPRIGHT ON THE CONVEYOR. AS THEY ARE MOVED FORWARD BY THE CONVEYOR, THEY ARE SPRAYED WITH A MOLTEN PLASTIC FOR LUBRICITY AND THE COOLED. A SYSTEM OF COATING BOTTLES IN WHICH ROWS OF BOTTLES ISSUING FROM A LEHR, THE BOTTLES IN EACH ROW STANDING UPRIGNT SIDE-BY-SIDE, ARE PICKED UP BY THEIR NECKS, LOWERED INTO A BATH OF LIQUID COATING COMPOSITION, E.G., A CONTAINMENT COATING COMPOSITION, FOR DIP COATING THEREOF ON THE OUTSIDE, THEN MOVED FORWARDLY THROUGH THE BATH AND RAISED TO WITHDRAW THEM FROM THE BATH AND, STILL GRIPPED AS SPECIFIED, MOVED THROUGH A HEATING ZONE IN UPRIGHT

Inventors

  • 👤 R Russell
  • 👤 R Entler

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 20:25
CPC Classifications
B; B05; B05D; B05D1/00; B05D1/18; C; C03; C03C; C03C17/00; Y; Y10; Y10S; Y10S215/00; Y10S215/06

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1976-05-21 1976-11-20 1977-05-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-05-21 1980-11-20 1981-05-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-05-21 1984-11-20 1985-05-22 $7700.00 Window Closed / Lapsed

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