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US3816447A Expired / Lapsed US ⏱️ 0.0 years remaining

N1-substituted indazoles

Assignee: KAY-FRIES Inc
•
Filing: 1972-02-07
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Granted: 1974-06-11
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Expires: 1992-02-07
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Abstract

Abstract COMPOUNDS THAT HAVE THE STRUCTURAL FORMULA 1-(X-CH2-),3-Z,7-Y,(Y'')N-1H-INDAZOLE WHEREIN X REPRESENTS -OR, HALOGEN, OR THIOCYANATO; Y REPRESENTS HALOGEN, NITRO, -SO2R, ACOYL, ACOYLAMINO, LOWER ALKYL, LOWER ALKOXY, CARBOALKOXY, OR TRIHALOMETHYL; Y'' REPRESENTS HALOGEN, NITRO, -SO2R, ACOYL, ACOYLAMINO, AROYLAMINO, LOWER ALKYL, LOWER ALKOXY, CARBOALKOXY, TRIHALOMETHYL, ALKYLENEIMINO, OR (HALOBENZYLIDENE)AMINO; Z REPRESENTS HYDROGEN, HALOGEN, ACOYLAMINO, OR ALKYLENEIMINO; R REPRESENTS HYDROGEN, ALKYL, HALOALKYL, PHENYL, OR SUBSTITUTED PHENYL WHEREIN THE SUBSTITUTED IS HALOGEN, HYDROXYL, ALKYL, OR NITRO; AND N REPRESENTS A NUMBER IN THE RANGE OF ZERO TO THREE ARE BICOCIDES THAT ARE OF VALUE IN THE PRESERVATION OF AQUEOUS COMPOSITIONS THAT ARE SUBJECT TO DETERIORATION RESULTING FROM BACTERIAL ACTION. ILLUSTRATIVE OF THESE COMPOUNDS IS N1-HYDROXYMETHYL-5,7-DICHLOROINDRAZOLE.

Inventors

  • 👤 P Minieri

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 21:43
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/49; A61K8/494; A61Q; A61Q17/00; A61Q17/005; C; C10; C10M; C10M133/00; C10M133/02; C10M133/38; C10M2201/00; C10M2201/02; C10M2207/00; C10M2207/02; C10M2207/021; C10M2215/00; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/30; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/06; C10M2219/062; C10M2219/066; C10M2219/08; C10M2219/082; C10M2219/084; C10M2219/085; C10M2219/09; C10M2221/00; C10M2221/04; C10M2221/043; C10N; C10N2040/00; C10N2040/06; C10N2040/08; C10N2040/20; C10N2040/22

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) 1977-06-10 1977-12-10 1978-06-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-06-10 1981-12-10 1982-06-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-06-10 1985-12-10 1986-06-11 $7700.00 Window Closed / Lapsed

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