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
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 09:06
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)
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) | 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 |