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US2414729A Expired / Lapsed US ⏱️ 0.0 years remaining

Process of preparing a metallic phenolate salt of a hydroxyarylalkylamine product

Assignee: Standard Oil Development Co
•
Filing: 1943-08-28
•
Granted: 1947-01-21
•
Expires: 1963-08-28
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Abstract

No abstract record available.

Inventors

  • 👤 Jr Charles L Fleming
  • 👤 John G Mcnab

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 19:37
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/30; C07D207/34; C07D207/36; C07D207/40; C07D207/404; C07D207/408; C07D207/412; C08; C08G; C08G14/00; C08G14/02; C08G14/04; C08G14/06; C10; C10M; C10M163/00; C10M2203/00; C10M2203/10; C10M2203/104; C10M2203/106; C10M2203/108; C10M2207/00; C10M2207/02; C10M2207/023; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/06; C10M2215/062; C10M2215/08; C10M2215/082; C10M2215/086; C10M2215/12; C10M2215/22; C10M2215/223; C10M2215/224; C10M2215/24; C10M2215/26; C10M2215/28; C10M2217/00; C10M2217/04; C10M2217/042; C10M2217/043; C10M2217/046; C10M2217/06; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/046; C10M2221/00; C10M2221/02; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/08; C10N2030/00; C10N2030/12; C10N2070/00; C10N2070/02

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) 1950-01-20 1950-07-22 1951-01-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1954-01-20 1954-07-22 1955-01-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1958-01-20 1958-07-22 1959-01-21 $7700.00 Window Closed / Lapsed

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