US3766068A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aqueous lubricating compositions
Assignee: WR Grace and Co Conn
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Filing: 1970-11-20
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Granted: 1973-10-16
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Expires: 1990-11-20
Abstract
Abstract AN AQUEOUS LUBRICATING COMPOSITION CONSISTING ESSENTIALLY OF AN AQUEOUS CARRIER CONTAINING FROM ABOUT 5 TO ABOUT 40 PERCENT BY WEIGHT OF A BLEND OF (A) AN N-ACYLSARCOSINATE SURFACTANT AND (B) AN N-ACYL-N-ALKYLTAURATE SURFACTANT WHEREIN THE WEIGHT RATIO OF (A) TO (B) IS IN THE RANGE OF FROM ABOUT 0.25 TO ABOUT 4.0.
Inventors
- 👤 T Tesdabl
- 👤 D Holcer
- 👤 H Crotty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:19
CPC Classifications
C; C10; C10M; C10M173/00; C10M173/02; C10M133/00; C10M133/02; C10M133/16; C10M135/00; C10M135/08; C10M135/10; C10M2201/00; C10M2201/02; C10M2201/06; C10M2201/063; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/04; C10M2207/046; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/044; C10M2215/08; C10M2215/082; C10M2215/086; C10M2215/12; C10M2215/122; C10M2215/16; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/26; C10M2215/28; C10M2215/30; C10M2219/00; C10M2219/04; C10M2219/044; C10M2223/00; C10M2223/06; C10M2223/065; C10N; C10N2010/00; C10N2010/02; C10N2050/00; C10N2050/01
Claims Analysis
Total Claims: 0
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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) | 1976-10-15 | 1977-04-16 | 1977-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-10-15 | 1981-04-16 | 1981-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-10-15 | 1985-04-16 | 1985-10-16 | $7700.00 | Window Closed / Lapsed |