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US2754285A Expired / Lapsed US ⏱️ 0.0 years remaining

Substituted indanol and reaction product with halohydrins

Assignee: Wyeth Holdings LLC
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Filing: 1954-07-16
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Granted: 1956-07-10
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Expires: 1974-07-16
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Abstract

No abstract record available.

Inventors

  • 👤 John C Petropoulos

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-31 23:03
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/20; C08G59/22; C08G59/24; C08G59/245; C07; C07C; C07C39/00; C07C39/12; C07C39/17; C07C2602/00; C07C2602/02; C07C2602/04; C07C2602/08

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 13 words
A PROCESS COMPRISING REACTING, IN AN ALKALINE MEDIUM, A MONOXY GLYCEROL HALOHYDRIN WITH
Claim 2
Dependent Claim 13 words
A PROCESS COMPRISING REACTING, IN AN ALKALINE MEDIUM, A MONOXY GLYCEROL HALOHYDRIN WITH

References Cited (Backward Citations)

US2493730A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1959-07-10 1960-01-09 1960-07-10 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1963-07-10 1964-01-09 1964-07-10 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1967-07-10 1968-01-09 1968-07-10 $7700.00 Window Closed / Lapsed

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