Patent US3274278A successfully refreshed from Google Patents.
US3274278A
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Preparation of detergent alkylates
Assignee: ConocoPhillips Co
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Filing: 1963-11-04
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Granted: 1966-09-20
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Expires: 1983-11-04
Abstract
No abstract record available.
Inventors
- 👤 Brij L Kapur
- 👤 Raymond D Eccles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:09
CPC Classifications
C; C07; C07C; C07C15/00; C07C15/02; C07C15/107; C07C2/00; C07C2/86; C07C2/861; C07C2527/00; C07C2527/06; C07C2527/125; C07C2527/126; Y; Y10; Y10S; Y10S585/00; Y10S585/8995; Y10S585/901; Y10S585/949; Y10S585/954
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
AN IMPROVED PROCESS FOR PREPARING DETERGENT ALKYLATES WHICH COMPRISES REACTING A CHLORINATION PRODUCT OF FROM 0.1-0.8 ATOM OF CHLORINE PER MOLE OF AN ALKANE SELECTED FROM THE GROUP CONSISTING OF C10-C16 NORMAL PARAFFINE AND MIXTURES THEREOF WITH A SUBSTANTIAL STOICHIOMETRIC EXCESS OF BENZENE IN HE PRESENCE OF ALCL3 CATALYST AND AN ADDED AMOUNT OF A DIPHENYL SUBSTITUTED HIGHER ALKANE.
Claim 2
Dependent Claim
59 words
AN IMPROVED PROCESS FOR PREPARING DETERGENT ALKYLATES WHICH COMPRISES REACTING A CHLORINATION PRODUCT OF FROM 0.1-0.8 ATOM OF CHLORINE PER MOLE OF AN ALKANE SELECTED FROM THE GROUP CONSISTING OF C10-C16 NORMAL PARAFFINE AND MIXTURES THEREOF WITH A SUBSTANTIAL STOICHIOMETRIC EXCESS OF BENZENE IN HE PRESENCE OF ALCL3 CATALYST AND AN ADDED AMOUNT OF A DIPHENYL SUBSTITUTED HIGHER ALKANE.
References Cited (Backward Citations)
US1995827A
Cited
US2233408A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |