US2967151A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Utilization of phosphoric acid in the preparation of greases
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1955-11-30
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Granted: 1961-01-03
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Expires: 1975-11-30
Abstract
No abstract record available.
Inventors
- 👤 Arnold J Morway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:57
CPC Classifications
C; C10; C10M; C10M5/00; C10M2201/00; C10M2201/08; C10M2201/081; C10M2201/082; C10M2201/084; C10M2201/085; C10M2203/00; C10M2203/10; C10M2205/00; C10M2205/02; C10M2205/026; C10M2207/00; C10M2207/04; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/124; C10M2207/125; C10M2207/129; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/287; C10M2207/289; C10M2207/30; C10M2207/302; C10M2207/304; C10M2207/34; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2209/10; C10M2209/102; C10M2209/103; C10M2209/104; C10M2209/105; C10M2209/109; C10M2209/11; C10M2209/112; C10M2211/00; C10M2211/04; C10M2211/044; C10M2211/06; C10M2213/00; C10M2213/02; C10M2213/06; C10M2213/062; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/06; C10M2215/064; C10M2215/065; C10M2215/24; C10M2215/26; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/06; C10M2219/08; C10M2219/082; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/041; C10M2229/043; C10M2229/044; C10M2229/05; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A LUBRICATING GREASE COMPOSITION COMPRISING A MAJOR PROPORTION OF LUBRICTING OIL THICKENED WITH A GREASE THICKNENING AMOUNT OF AN ALKALINE EARTH METAL BASE NEUTRALIZED MIXTURE OF HIGH MOLECULAR WEIGHT MONOCARBOXYLIC ACIDS HAVING ABOUT 12-30 CARBON ATOMS PER MOLECULE, LOW MOLECULAR WEIHT MONOCARBOXYLIC ACIDS HAVING FROM ABOUT 1-3 CARBON TOMS PER MOLECULE, AND PHOSPHORIC ACID, THE AMOUNT OF SAID PHOSPHORIC ACID BEING 2.5 TO 10.0 WT. PERCENT, WHEREIN THE MOLE RATIO OF LOW MOLECULAR WEIGHT ACIDS TO HIGH MOLECULAR WEIGHT CARBOXYLIC ACID IS ABOUT 20:1 TO 35:1 AND WHEREIN THE MOLE RATIO OF SAID LOW MOLECULAR WEIGHT CRBOXYLIC ACID TO SAID HIGH MOLECULR WEIGHT CARBOXYLIC ACID TO 10:1 TO 30:1.
Claim 2
Dependent Claim
109 words
A LUBRICATING GREASE COMPOSITION COMPRISING A MAJOR PROPORTION OF LUBRICTING OIL THICKENED WITH A GREASE THICKNENING AMOUNT OF AN ALKALINE EARTH METAL BASE NEUTRALIZED MIXTURE OF HIGH MOLECULAR WEIGHT MONOCARBOXYLIC ACIDS HAVING ABOUT 12-30 CARBON ATOMS PER MOLECULE, LOW MOLECULAR WEIHT MONOCARBOXYLIC ACIDS HAVING FROM ABOUT 1-3 CARBON TOMS PER MOLECULE, AND PHOSPHORIC ACID, THE AMOUNT OF SAID PHOSPHORIC ACID BEING 2.5 TO 10.0 WT. PERCENT, WHEREIN THE MOLE RATIO OF LOW MOLECULAR WEIGHT ACIDS TO HIGH MOLECULAR WEIGHT CARBOXYLIC ACID IS ABOUT 20:1 TO 35:1 AND WHEREIN THE MOLE RATIO OF SAID LOW MOLECULAR WEIGHT CRBOXYLIC ACID TO SAID HIGH MOLECULR WEIGHT CARBOXYLIC ACID TO 10:1 TO 30:1.
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) | 1964-01-03 | 1964-07-04 | 1965-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-03 | 1968-07-04 | 1969-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-03 | 1972-07-04 | 1973-01-03 | $7700.00 | Window Closed / Lapsed |