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US3701799A Expired / Lapsed US ⏱️ 0.0 years remaining

Plant growth regulators

Assignee: Zeneca Inc
•
Filing: 1970-04-02
•
Granted: 1972-10-31
•
Expires: 1990-04-02
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Abstract

Abstract NOVEL ESTERS OF CHRYSANTHEMUMIC ACID ARE DISCLOSED. THE COMPOUNDS ARE USEFUL AS PLANT GROWTH REGULATORS.

Inventors

  • 👤 Llewellyn W Fancher

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 05:40
CPC Classifications
A; A01; A01N; A01N53/00

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) 1975-10-31 1976-05-01 1976-10-31 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-10-31 1980-05-01 1980-10-31 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-10-31 1984-05-01 1984-10-31 $7700.00 Window Closed / Lapsed

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