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US3766218A Expired / Lapsed US ⏱️ 0.0 years remaining

Novel substituted chrysanthemates

Assignee: Sumitomo Chemical Co Ltd
•
Filing: 1971-02-23
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Granted: 1973-10-16
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Expires: 1991-02-23
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Abstract

Abstract A COMPOUND OF THE FORMULA, R1-C(-R2)=CH-CH<(-CH(-COO-R)-C(-CH3)2-) WHEREIN R1 IS A METHYL, R2 IS A C1-C5 ALKOXYMETHYL, A C3-C5 ALKENOXYMETHYL, A C3-C5 ALKYNOXYMETHYL, A C1-C5 ALKYLCARBOXYL, A C2-C5 ALKENYLCARBONYL OR A C2-C5 ALKYNYLCARBONYL, OR R1 AND R2 ARE BONDED AT RESPECTIVE ENDS TO FORM CYCLIC KETONE, R IS A MEMBER OF (1-(O=),2-R3,3-CH3-CYCLOPENT-4-YL)-, -CH2-CH=C(-CL)-CH2- R4, AND -CH2-R5 WHEREIN R3 IS A C3-C5 ALKENYL, A C3-C5 ALKYNYL OR C5 ALKADIENYL, R4 IS A SUBSTITUTED OR UNSUBSTITUTED PHENYL, THIENYL OR FURYL (THE SUBSTITUENT BEING METHYL, METHOXY OR A HALOGEN), AND R5 IS A SUBSTITUTED PHENYL, THIENYL OR FURYL (THE SUBSTITUENT BEING A C1-C3 ALKYL, A C3-C5 ALKENYL, C5 ALKADIENYL, A C3-C5 ALKYNYL, A HALOGEN, BENZYL, THENYL, FURYLMETHYL, PHENOXY, PHENYLTHIO OR A POLYMETHYLENE CONTAINING OR NOT CONTAINING OXYGEN IN THE CARBON CHAIN HAVING 3-4 CARBON ATOMS), OR PHTHALIMIDO, THIOPHTHALIMIDO, DI- OR TETRAHYDROPHTHALIMIDO OR A SUBSTITUTED MALEIMIDO (THE SUBSTITUENT BEING ONE OR TWO C1-C4 ALKYLS OR PHENYLS), WHICH IS USEFUL AS AN ACTIVE INGREDIENT OF INSECTICIDES.

Inventors

  • 👤 N Itaya
  • 👤 Y Okuno
  • 👤 K Ueda
  • 👤 T Mizutani

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 19:02
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/44; C07D207/444; C07D207/448; C07D207/452; C07D209/00; C07D209/02; C07D209/44; C07D209/48; C07D209/49; C07D307/00; C07D307/02; C07D307/34; C07D307/38; C07D307/40; C07D307/42; C07D307/56; C07D307/58; C07D307/77; C07D307/78; C07D307/79; C07D307/80; C07D333/00; C07D333/02; C07D333/04; C07D333/06; C07D333/14; C07D333/16; C07D333/26; C07D333/30; C07D333/32; C07D333/50; C07D333/78; C07D493/00; C07D493/02; C07D493/04

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) 1976-10-15 1977-04-16 1977-10-16 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-10-15 1981-04-16 1981-10-16 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-10-15 1985-04-16 1985-10-16 $7700.00 Window Closed / Lapsed

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