US2993050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telomers of hydrocarbon olefins and methyl-containing cyclic organic compounds
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1956-11-27
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Granted: 1961-07-18
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Expires: 1976-11-27
Abstract
No abstract record available.
Inventors
- 👤 Anthony H Gleason
- 👤 Thomas M Mozell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:58
CPC Classifications
C; C07; C07D; C07D213/00; C07D213/02; C07D213/04; C07D213/06; C07C; C07C2/00; C07C2/02; C07C2/04; C07C2/38; C07C2/40; C07C2/403; C08; C08F; C08F12/00; C08F12/02; C08F12/04; C08F12/06; C08F12/08; C08F36/00; C08F36/02; C08F36/04; C07C2523/00; C07C2523/02; C07C2523/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
A PROCESS FOR THE PREPARATION OF POLYMER OILS WHICH COMPRISES MIXING 100 PARTS BY WEIGHT OF AN UNSATURATED HYDROCARBON CHOSEN FROM THE GROUP CONSISTING OF STYRENE AND CONJUGATED DIOLEFINS OF 4 TO 6 CARBON ATOMS, 5 TO 500 PARTS BY WEIGHT OF A DILUENT CHOSEN FROM THE GROUP CONSISTING OF XYLENE, TOLUENE, ETHYL TOLUENE, TTIMETHYL BENZENE, METHYL NAPHTHALENE, METHYL METHANOINDENE, ALPHA PICOLINE, 2,4-LUTIDINE, GAMMA-COLLIDINE, AND METHYL DICYCLOPENTADIENE, 1 TO 200 PARTS BY WEIGHT OF AN ETHER CHOSEN FROM THE GROUP CONSISTING OF DIMETHYL ETHER, METHYLAL, TETRAHYDROPYRAN, AND TETRAHYDROFURAN, AND 0.01 TO 10 PARTS BY WEIGHT OF INELY DIVIDED ALKALI METAL, AND MAINTAINING THE RESULTING MIXTURE AT A TEMPERATURE BETWEEN 0* AND 105*C.
Claim 2
Dependent Claim
112 words
A PROCESS FOR THE PREPARATION OF POLYMER OILS WHICH COMPRISES MIXING 100 PARTS BY WEIGHT OF AN UNSATURATED HYDROCARBON CHOSEN FROM THE GROUP CONSISTING OF STYRENE AND CONJUGATED DIOLEFINS OF 4 TO 6 CARBON ATOMS, 5 TO 500 PARTS BY WEIGHT OF A DILUENT CHOSEN FROM THE GROUP CONSISTING OF XYLENE, TOLUENE, ETHYL TOLUENE, TTIMETHYL BENZENE, METHYL NAPHTHALENE, METHYL METHANOINDENE, ALPHA PICOLINE, 2,4-LUTIDINE, GAMMA-COLLIDINE, AND METHYL DICYCLOPENTADIENE, 1 TO 200 PARTS BY WEIGHT OF AN ETHER CHOSEN FROM THE GROUP CONSISTING OF DIMETHYL ETHER, METHYLAL, TETRAHYDROPYRAN, AND TETRAHYDROFURAN, AND 0.01 TO 10 PARTS BY WEIGHT OF INELY DIVIDED ALKALI METAL, AND MAINTAINING THE RESULTING MIXTURE AT A TEMPERATURE BETWEEN 0* AND 105*C.
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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) | 1964-07-17 | 1965-01-16 | 1965-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-17 | 1969-01-16 | 1969-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-17 | 1973-01-16 | 1973-07-18 | $7700.00 | Window Closed / Lapsed |