Patent US2874192A successfully refreshed from Google Patents.
US2874192A
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Mercaptals of long chain hydrocarbon aldehydes and long chain hydrocarbon mercaptans
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1953-05-29
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Granted: 1959-02-17
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Expires: 1973-05-29
Abstract
No abstract record available.
Inventors
- 👤 Delmer L Cottle
- 👤 David W Young
- 👤 Arnold J Morway
- 👤 Jr Paul V Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:32
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C07; C07C; C07C323/00; C10M2205/00; C10M2205/02; C10M2205/026; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/125; C10M2207/129; C10M2207/28; C10M2207/282; C10M2207/34; C10M2207/40; C10M2207/402; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2209/086; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2219/00; C10M2219/08; C10M2219/082; C10M2219/084; C10M2219/085; C10M2219/086; C10M2221/00; C10M2221/02; C10M2221/04; C10M2221/043; C10N; C10N2010/00; C10N2010/02; C10N2040/00; C10N2040/02; C10N2040/08; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
A NORMALLY LIQUID MATERIAL USEFUL AS A SYNTHETIC LUBRICANT HAVING THE GENERAL FORMULA: (RS)2CHR'' WHEREIN R IS A HYDROCARBON RADICAL DERVED FROM A MERCAPTAN AND IS SELECTED FROM THE GROUP CONSISTING OF N-OCTYL AND T-DODECY ALKYL GROUPS AND R'' IS THE HYDROCARBON RADICAL ATTACHED TO THE CHO GROUP OF A BRABCHEDCHAIN ALDEHYDE SELECTED FROM THE GROUP CONSISTING OF OCTYLALDEHYDE AND TRIDECANAL.
Claim 2
Dependent Claim
61 words
A NORMALLY LIQUID MATERIAL USEFUL AS A SYNTHETIC LUBRICANT HAVING THE GENERAL FORMULA: (RS)2CHR'' WHEREIN R IS A HYDROCARBON RADICAL DERVED FROM A MERCAPTAN AND IS SELECTED FROM THE GROUP CONSISTING OF N-OCTYL AND T-DODECY ALKYL GROUPS AND R'' IS THE HYDROCARBON RADICAL ATTACHED TO THE CHO GROUP OF A BRABCHEDCHAIN ALDEHYDE SELECTED FROM THE GROUP CONSISTING OF OCTYLALDEHYDE AND TRIDECANAL.
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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) | 1962-02-16 | 1962-08-18 | 1963-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-16 | 1966-08-18 | 1967-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-16 | 1970-08-18 | 1971-02-17 | $7700.00 | Window Closed / Lapsed |