US2992283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of aromatic and saturated hydrocarbons
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1959-07-30
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Granted: 1961-07-11
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Expires: 1979-07-30
Abstract
No abstract record available.
Inventors
- 👤 Eng Jackson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:54
CPC Classifications
C; C07; C07C; C07C5/00; C07C5/42; C07C5/50; C07C5/52; B; B01; B01J; B01J29/00; B01J29/04; B01J29/06; C07C2/00; C07C2/74; C07C2529/00; C07C2529/04; C07C2529/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A PROCESS FOR THE CONVERSION OF C2-C7 OLEFINIC HYDROCARBONS INTO SATURATES AND AROMATICS WHICH COMPRISES CONTACTING SAID OLEFINIC HYDROCARBONS AT TEMPERATURES OF FROM ABOUT 300*F. TO 1200* F WITH A CRYSTALLINE METALIC ALUMINO-SILICATE HAVING UNIFORM PORE OPENINGS IN THE RANGE OF FROM ABOUT 6 TO 15 ANGSTROM UNITS AND CONTAINING ANHYDROUS HYDROGEN CHLORIDE.
Claim 2
Dependent Claim
53 words
A PROCESS FOR THE CONVERSION OF C2-C7 OLEFINIC HYDROCARBONS INTO SATURATES AND AROMATICS WHICH COMPRISES CONTACTING SAID OLEFINIC HYDROCARBONS AT TEMPERATURES OF FROM ABOUT 300*F. TO 1200* F WITH A CRYSTALLINE METALIC ALUMINO-SILICATE HAVING UNIFORM PORE OPENINGS IN THE RANGE OF FROM ABOUT 6 TO 15 ANGSTROM UNITS AND CONTAINING ANHYDROUS HYDROGEN CHLORIDE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-10 | 1965-01-09 | 1965-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-10 | 1969-01-09 | 1969-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-10 | 1973-01-09 | 1973-07-11 | $7700.00 | Window Closed / Lapsed |