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US3574076A Expired / Lapsed US ⏱️ 0.0 years remaining

Conversion of unsaturated hydrocarbons in the presence of a catalyst and ultraviolet radiation

Assignee: Sunoco Inc
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Filing: 1967-10-27
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Granted: 1971-04-06
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Expires: 1987-10-27
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Abstract

Abstract A METHOD OF INCREASING THE CONVERSION OF REACTANTS WHEN REACTING HYDROCARBONS SUCH AS AROMATICS, ALKENENS, ARYL, ALKENES, ETC., WHICH ABSORB ULTRAVIOLET RADIATION; SAID METHOD CONSISTS OF SUBJECTING THE REACTANTS TO THE INFLUENCE OF A GROUP VIII METAL SUPPORTED ON A REFRACTORY INORGANIC OXIDE CARRIER AND ULTRAVIOLET RADIATION.

Inventors

  • 👤 Francis William Kirsch

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 15:59
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/02; B; B01; B01J; B01J19/00; B01J19/08; B01J19/12; B01J19/122; B01J19/123; B01J37/00; B01J37/34; C07C5/10; C07C2521/00; C07C2521/02; C07C2521/04; C07C2521/06; C07C2521/08; C07C2523/00; C07C2523/38; C07C2523/40; C07C2523/42; C07C2523/70; C07C2523/74; C07C2523/755; Y; Y10; Y10S; Y10S204/00; Y10S204/902; Y10S204/903; Y10S204/904; Y10S204/905

Claims Analysis

Total Claims: 0
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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) 1974-04-05 1974-10-05 1975-04-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-04-05 1978-10-05 1979-04-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-04-05 1982-10-05 1983-04-06 $7700.00 Window Closed / Lapsed

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