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US3621773A Expired / Lapsed US ⏱️ 0.0 years remaining

Developing device

Assignee: Lumoprint Zindler KG and Co GmbH
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Filing: 1969-08-11
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Granted: 1971-11-23
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Expires: 1989-08-11
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Abstract

Abstract A DEVELOPING DEVICE FOR A TRANSFER METHOD USING TWO DIFFERENT MATERIALS EACH OF WHICH IS GUIDED THROUGH A DIFFERENT TREATMENT TANK. THE TREATMENT TANKS ARE NESTED TOGETHER AND CONNECTIONS ARE PROVIDED TO SUPPLY SEPARATE TREATMENT FLUID TO EACH- OF THE TREATMENT TANKS. THE LOWER TREATMENT TANK HAS A CHAMBER FORMED ALONG A PART OF ONE SIDE WITH AN OPENING INTO THE CHAMBER. THE UPPER TREATMENT TANK WHICH NESTS INTO THE LOWER ONE HAS A SOCKET EXTENDING FROM ITS SIDE WHICH FITS INTO THE OPENING INTO THE CHAMBER FOR PROVIDING FLUID COMMUNICATION BETWEEN THE CHAMBER AND THE UPPER TREATMENT TANK. SUPPORTS ARE FORMED ON THE UPPER TREATMENT TANK WHICH FIT INTO ABUTMENTS ON THE LOWER TREATMENT TANK FOR POSITIONING THE TREATMENT TANKS IN A NESTED ARRANGEMENT AND MAINTAINING THE ROCKET IN POSITION WITHIN THE OPENING INTO THE CHAMBER.

Inventors

  • 👤 Walter Limberger
  • 👤 Jurgen Limberger

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 20:33
CPC Classifications
G; G03; G03D; G03D3/00; G03D3/02; G03D3/06; G03D13/00; G03D13/02; G03D13/04; G03D9/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86187; Y10T137/86228

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) 1974-11-22 1975-05-24 1975-11-23 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-11-22 1979-05-24 1979-11-23 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-11-22 1983-05-24 1983-11-23 $7700.00 Window Closed / Lapsed

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