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US3527700A Expired / Lapsed US ⏱️ 0.0 years remaining

Dialysis fluid recirculation process and apparatus

Assignee: Baxter International Inc
•
Filing: 1968-06-06
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Granted: 1970-09-08
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Expires: 1988-06-06
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Abstract

No abstract record available.

Inventors

  • 👤 Richard Goldhaber

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 11:27
CPC Classifications
A; A61; A61M; A61M1/00; A61M1/14; A61M1/16; A61M1/1601; A61M1/1603; A61M1/1605; A61M1/1694; A61M2205/00; A61M2205/33; A61M2205/3331; Y; Y10; Y10S; Y10S210/00; Y10S210/929

Claims Analysis

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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) 1973-09-07 1974-03-09 1974-09-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1977-09-07 1978-03-09 1978-09-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1981-09-07 1982-03-09 1982-09-08 $7700.00 Window Closed / Lapsed

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