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US3483211A Expired / Lapsed US ⏱️ 0.0 years remaining

3-picrylamino-1,2,4-triazole and its preparation

Assignee: United States Atomic Energy Commission
•
Filing: 1967-05-17
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Granted: 1969-12-09
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Expires: 1987-05-17
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Abstract

No abstract record available.

Inventors

  • 👤 Michael D Coburn

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-27 16:05
CPC Classifications
C; C06; C06B; C06B25/00; C06B25/04; C07; C07D; C07D249/00; C07D249/02; C07D249/08; C07D249/10; C07D249/14

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) 1972-12-08 1973-06-09 1973-12-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1976-12-08 1977-06-09 1977-12-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1980-12-08 1981-06-09 1981-12-09 $7700.00 Window Closed / Lapsed

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