US3400083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating films
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1964-07-10
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Granted: 1968-09-03
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Expires: 1984-07-10
Abstract
No abstract record available.
Inventors
- 👤 Harvey J Schugar
- 👤 Michael J Furey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:08
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F5/00; C07F5/02; C07F5/04; C07F7/00; C07F7/003; C07F7/02; C07F7/025; C07F9/06; C07F9/22; C07F9/24; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10M; C10M1/00; C10M1/08; C10L1/22; C10L1/222; C10L1/2222; C10L1/2225; C10L1/26; C10L1/2633; C10L1/2641; C10L1/2691; C10L1/28; C10L1/30; C10L1/301; C10L1/303; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/28; C10M2207/282; C10M2207/287; C10M2207/289; C10M2207/34; C10M2209/00; C10M2209/02; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/105; C10M2209/12; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/14; C10M2215/24; C10M2215/26; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2227/00; C10M2227/02; C10M2227/06; C10M2227/061; C10M2227/065; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2010/00; C10N2010/06; C10N2010/08; C10N2010/10; C10N2010/14; C10N2040/00; C10N2040/02; C10N2040/20; C10N2040/22; C10N2040/25; C10N2040/251; C10N2040/255; C10N2040/28; C10N2050/00; C10N2050/10; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
AN IMPROVED HYDROCARBON COMPOSITION COMPRISING A MAJOR PROPORTION OF A MIDDLE DISTILLATE BOILING IN THE RANGE BETWEEN ABOUT 50* AND 750*F. AND FROM ABOUT 0.01 TO 1.0% BY WEIGHT OF AN ADDITIVE COMPOSITION SELECTED FROM THE GROUP CONSISTING OF MIXTURES OF P(OR)N AND POLYAMINES; OF SI(OR)N AND POLYOLS; OF SI(OR)N AND POLYAMINES; OF B(OR)N AND POLYOLS AND OF TI(OR)N AND POLYAMINES AND REACTION PRODUCTS OF EACH OF SAID MIXTURES; WHEREIN R REPRESENTS A MONOVALENT ALKYL GROUP CONTAINING FROM 1 TO 12 CARBON ATOMS; WHEREIN N CORRESPONDS TO THE VALENCE OF THE FIRST RECITED ELEMENT OF EACH FORMULA AND WHEREIN SAID POLYAMINE AND POLYOL CONTAIN BETWEEN ABOUT 2 AND ABOUT 50 CARBON ATOMS.
Claim 2
Dependent Claim
112 words
AN IMPROVED HYDROCARBON COMPOSITION COMPRISING A MAJOR PROPORTION OF A MIDDLE DISTILLATE BOILING IN THE RANGE BETWEEN ABOUT 50* AND 750*F. AND FROM ABOUT 0.01 TO 1.0% BY WEIGHT OF AN ADDITIVE COMPOSITION SELECTED FROM THE GROUP CONSISTING OF MIXTURES OF P(OR)N AND POLYAMINES; OF SI(OR)N AND POLYOLS; OF SI(OR)N AND POLYAMINES; OF B(OR)N AND POLYOLS AND OF TI(OR)N AND POLYAMINES AND REACTION PRODUCTS OF EACH OF SAID MIXTURES; WHEREIN R REPRESENTS A MONOVALENT ALKYL GROUP CONTAINING FROM 1 TO 12 CARBON ATOMS; WHEREIN N CORRESPONDS TO THE VALENCE OF THE FIRST RECITED ELEMENT OF EACH FORMULA AND WHEREIN SAID POLYAMINE AND POLYOL CONTAIN BETWEEN ABOUT 2 AND ABOUT 50 CARBON ATOMS.
References Cited (Backward Citations)
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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) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |