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Certain 3-substituted-pyrido(3,2-d)pyrimidine 2,4-(1h,3h)-diones

Assignee: PMC Inc
•
Filing: 1969-06-10
•
Granted: 1973-08-14
•
Expires: 1989-06-10
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Abstract

Abstract A METHOD FOR CONTROLLING PLANT GROWTH AND COMPOUNDS USED IN SUCH METHOD. THE METHOD INCLUDES THE STEP OF APPLYING A COMPOSITION COMPRISING SUBSTITUTED PYRIDO (3,2-D)PYRIMIDINE-2,4(1H;3H)-DIONES AS HEREIN DESCRIBED TO THE LOCUS TO BE PROTECTED. AS NEW COMPOSITIONS OF MATTER, 3-SUBSTITUTED-PYRIDO (3,2-D)PYRIMIDINE-2,4(1H,3H)-DIONES, WHERE THE 3-SUBSTITUENT IS A MEMBER OF THE GROUP CONSISTING OF ALKYL GROUPS HAVING FROM 2 TO 8 CARBON ATOMS, DIMTHOXYETHYL, ARALKYL GROUPS SUCH AS BENZYL, CHLOROSUBSTITUTED BENZYL, AND LOWER ALKYL AND METHOXY SUBSTITUTED BENZYL, CYCLOALKYL GROUPS HAVING FROM 3 TO 8 CARBON ATOMS, PYRIDYL SUBSTITUTED ALKYL GROUPS HAVING FROM 1 TO 2 CARBON ATOMS, ALKENYL GROUPS HAVING NOT MORE THAN 8 CARBON ATOMS, TETRAHYDROFURFURYL, ARYL, PYRROLIDINO, PIPERIDINO, HOMOPIPERIDINO, AND SEPTAMETHYLENEIMINO, AND 1,3-DISUBSTITUTED ANALOGUES.

Inventors

  • 👤 Dee Compton Ell
  • 👤 A Cooke
  • 👤 R Jacobs

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 19:20
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/60; C07D213/78; C07D213/79; C07D213/81; C07D213/82; C07D471/00; C07D471/02; C07D471/04

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) 1976-08-13 1977-02-12 1977-08-14 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-08-13 1981-02-12 1981-08-14 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-08-13 1985-02-12 1985-08-14 $7700.00 Window Closed / Lapsed

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