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US3796730A Expired / Lapsed US ⏱️ 0.0 years remaining

Substituted furfurylesters of chrysanthemumic acid

Assignee: Dainihon Jochugiku Co Ltd
•
Filing: 1971-02-02
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Granted: 1974-03-12
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Expires: 1991-02-02
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Abstract

Abstract THE PRESENT INVENTION RELTATES TO NEW SUBSTITUTED FURFURYLESTERS OF CHR CHRYSANTHEMUMIC ACID WHICH HAVE IMPROVED INSECTICIDAL PROPERTIES SELECTED FROM THE GROU OF 3,4-DICHLORO - 5 - PROPARGYLFURFURYLESTER OF CHRYSANTHEMUMIC ACID, 3,4-DIBROMO-5-CYCLOPENTADIENYL FURFURYLESTER OF CHRYSANTHEMUMIC ACID, 5-ETHOXY-METHYLFURFURLESTER OF CHYSANTHEMUMIC ACID, 3-ACETYL-5-ALLYFURFURYLESTER OF CHRYSANTHEMUMIC ACID, 5-ACETYLFURFURYLESTER OF CHRYSANTHEMUMIC ACID, 3,4 - DICHLORO-5-BENZYLFURFURYLESTER OF CHRYSANTHEMUMIC ACID, 5 - PHENYLVINYLFURFURYLESTER OF CHRYSANTHEMUMIC ACID, 5-PROPARGYLFURFURYLESTER OF CHRYSANTHEMUMIC ACID, 3-METHOXY-5-PROPARGYLFURFURYLESTER OF CHRYSANTHEMUMIC ACID, AND 3-METHYL5-PROPARGYLFURFURYLESTER OF CHRYSANTHEMUMIC ACID.

Inventors

  • 👤 Y Katsuda

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 13:17
CPC Classifications
C; C07; C07D; C07D307/00; C07D307/02; C07D307/34; C07D307/38; C07D307/40; C07D307/42; C07D307/46; C07D307/56; C07D307/58; C07D307/70

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) 1977-03-11 1977-09-10 1978-03-12 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1981-03-11 1981-09-10 1982-03-12 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1985-03-11 1985-09-10 1986-03-12 $7700.00 Window Closed / Lapsed

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