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US2281784A Expired / Lapsed US ⏱️ 0.0 years remaining

Insecticide

Assignee: Stauffer Chemical Co
•
Filing: 1939-11-16
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Granted: 1942-05-05
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Expires: 1959-11-16
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Abstract

No abstract record available.

Inventors

  • 👤 Albert C Mohr

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 00:56
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/28; A61K31/29

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

No citation records indexed.

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1945-05-04 1945-11-03 1946-05-05 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1949-05-04 1949-11-03 1950-05-05 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1953-05-04 1953-11-03 1954-05-05 $7700.00 Window Closed / Lapsed

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