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US3682776A Expired / Lapsed US ⏱️ 0.0 years remaining

Preservation of organs,tissues,and foodstuffs by means of biological protease inhibitors

Assignee: Bayer AG
•
Filing: 1970-02-18
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Granted: 1972-08-08
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Expires: 1990-02-18
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Abstract

Abstract ORGANS, PARTICULARLY THOSE INTENDED FOR USE IN TRANSPLANTATIONS, SUCH AS THE HUMAN LIVER, AS WELL AS TISSUES AND FOODSTUFFS ARE PRESERVED BY CONTACT WITH BIOLOGICAL PROTEASE-INHIBITORS, SUCH AS KILLIKREIN-TRYPSIN INHIBITOR OR POTATO INHIBITOR, PREFERABLY IN THE FORM OF AN AQUEOUS SOLUTION.

Inventors

  • 👤 Ekkehard Grundmann
  • 👤 Gunther Schmidt-Kastner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 14:25
CPC Classifications
A; A01; A01N; A01N1/00; A01N1/10; A01N1/12; A01N1/122; A01N1/126; A23; A23B; A23B2/00; A23B2/70; A23B2/725; A23B2/729; A23B2/783; A61; A61K; A61K35/00; A61K35/12; A61L; A61L2/00; A61L2/16

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) 1975-08-08 1976-02-07 1976-08-08 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-08-08 1980-02-07 1980-08-08 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-08-08 1984-02-07 1984-08-08 $7700.00 Window Closed / Lapsed

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