US3014871A
Expired / Lapsed
US
⏱️ 0.0 years remaining
New compounds and lubricant compositions containing same
Assignee: Gulf Research and Development Co
•
Filing: 1956-09-17
•
Granted: 1961-12-26
•
Expires: 1976-09-17
Abstract
No abstract record available.
Inventors
- 👤 James M Fulton
- 👤 William E Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:33
CPC Classifications
C; C01; C01B; C01B33/00; C01B33/20; C01B33/36; C01B33/38; C01B33/44; B; B01; B01J; B01J47/00; B01J47/016
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
46 words
A COMPOUND WHOSE ANIONIC PORTION COMPRISES AN ALUMINO-SILICATE HAVING A BASE EXCHANGE CAPACITY OF AT LEAST ABOUT 5 MILLIEQUIVALENTS PER 100 GRAMS AND WHOSE CATIONIC PORTION COMPRISES A SUBSTITUTED AMMONIUM CATION CARRYING TWO HYDROCARBON RADICALS, AT LEAST ONE OF SAID RADICALS CARRYING A FREE AMINE GROUP.
Claim 2
Dependent Claim
46 words
A COMPOUND WHOSE ANIONIC PORTION COMPRISES AN ALUMINO-SILICATE HAVING A BASE EXCHANGE CAPACITY OF AT LEAST ABOUT 5 MILLIEQUIVALENTS PER 100 GRAMS AND WHOSE CATIONIC PORTION COMPRISES A SUBSTITUTED AMMONIUM CATION CARRYING TWO HYDROCARBON RADICALS, AT LEAST ONE OF SAID RADICALS CARRYING A FREE AMINE GROUP.
Claim 3
Dependent Claim
28 words
A LUBRICANT COMPRISING A LUBRICATING OIL HAVING DISPERSED THEREIN THE COMPOUND OF CLAIM 1 IN AN AMOUNT SUFFICIENT TO THICKEN SAID OIL TO THE CONSISTENCY OF A GREASE.
References Cited (Backward Citations)
US2421082A
Cited
US2283236A
Cited
US2425747A
Cited
US2569400A
Cited
US2668145A
Cited
US2767177A
Cited
US2767189A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-25 | 1965-06-26 | 1965-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-25 | 1969-06-26 | 1969-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-25 | 1973-06-26 | 1973-12-26 | $7700.00 | Window Closed / Lapsed |