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US2822347A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of preparing triazinyl compositions and products thereof

Assignee: Wyeth Holdings LLC
•
Filing: 1955-06-03
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Granted: 1958-02-04
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Expires: 1975-06-03
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Abstract

No abstract record available.

Inventors

  • 👤 Henry P Wohnsiedler

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 16:59
CPC Classifications
C; C07; C07D; C07D487/00; C07D487/02; C07D487/04

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 175 words
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

References Cited (Backward Citations)

US2414289A Cited
US2476548A Cited
US2725379A Cited
US2563630A Cited
US2559976A Cited
GB634943A Cited
US2594452A Cited
US2785149A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1961-02-03 1961-08-05 1962-02-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1965-02-03 1965-08-05 1966-02-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1969-02-03 1969-08-05 1970-02-04 $7700.00 Window Closed / Lapsed

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