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US3592931A Expired / Lapsed US ⏱️ 0.0 years remaining

Preparations for combating harmful microorganisms

Assignee: BASF Schweiz AG
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Filing: 1968-05-28
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Granted: 1971-07-13
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Expires: 1988-05-28
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Abstract

Abstract PREPARATIONS FOR COMBATING HARMFUL MICROORGANISMS CONTAINING AS ACTIVE INGREDIENT 2,4''-DIHYDROXY-3'',5''-DITERTIARY BUTYL-DIPHENYLKETONES-(1,1'') CARRYING A SUBSTITUENT IN THE 4-POSITION.

Inventors

  • 👤 Max Duennenberger
  • 👤 Max Schellenbaum

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 07:44
CPC Classifications
C; C07; C07C; C07C49/00; C07C49/76; C07C49/84; A; A01; A01N; A01N35/00; A01N35/04; C07C45/00; C07C45/45; C07C45/46; C07C45/61; C07C45/67; C07C45/68; C07C45/70; C07C45/71; C07C49/82; C07C49/83

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) 1974-07-12 1975-01-11 1975-07-13 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-07-12 1979-01-11 1979-07-13 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-07-12 1983-01-11 1983-07-13 $7700.00 Window Closed / Lapsed

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