US2956951A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water base lubricant containing dimethyl sulfoxide
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1956-10-26
•
Granted: 1960-10-18
•
Expires: 1976-10-26
Abstract
No abstract record available.
Inventors
- 👤 Michael J Furey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 20:49
CPC Classifications
C; C10; C10M; C10M173/00; C10M173/02; C10M2201/00; C10M2201/02; C10M2209/00; C10M2209/12; C10M2219/00; C10M2219/04; C10N; C10N2040/00; C10N2040/08; C10N2040/20; C10N2040/22; C10N2050/00; C10N2050/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A WATER-BASE LUBRICANT COMPOSITION COMPRISING A MAJOR PROPORTION OF WATER, 1 TO 5 WT. PERCENT OF A WATER SOLUBLE ETHER CELLULOSE THICKENER AND 1 TO 3 WT. PERCENT OF A DIALKYL SULFOXIDE HAVING IN THE RANGE OF 1 TO 3 CARBON ATOMS IN EACH ALKYL GROUP, WHEREIN SAID LUBRICANT COMPOSITION IS A CLEAR SOLUTION.
Claim 2
Dependent Claim
54 words
A WATER-BASE LUBRICANT COMPOSITION COMPRISING A MAJOR PROPORTION OF WATER, 1 TO 5 WT. PERCENT OF A WATER SOLUBLE ETHER CELLULOSE THICKENER AND 1 TO 3 WT. PERCENT OF A DIALKYL SULFOXIDE HAVING IN THE RANGE OF 1 TO 3 CARBON ATOMS IN EACH ALKYL GROUP, WHEREIN SAID LUBRICANT COMPOSITION IS A CLEAR SOLUTION.
References Cited (Backward Citations)
US1963901A
Cited
US2318629A
Cited
US2287639A
Cited
US2323789A
Cited
US2362761A
Cited
US2474325A
Cited
US2533328A
Cited
US2619458A
Cited
US2818388A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-18 | 1964-04-18 | 1964-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-18 | 1968-04-18 | 1968-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-18 | 1972-04-18 | 1972-10-18 | $7700.00 | Window Closed / Lapsed |