US2524017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metalworking lubricant
Assignee: —
•
Filing: —
•
Granted: 1950-09-26
•
Expires: 1967-09-26
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:13
CPC Classifications
C; C10; C10M; C10M173/00; C10M173/02; C10M2205/00; C10M2205/16; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/126; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/024; C10N; C10N2020/00; C10N2020/01; C10N2020/011; C10N2040/00; C10N2040/20; C10N2040/22
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
88 words
A COOLANT COMPOSITION FOR OPERATIONS SUCH AS CUTTING, GRINDING AND THE LIKE, SAID COOLANT HAVING A CONTINUOUS AQUEOUS PHASE AND A NORMALLY SOLID DISPERSE PHASE, THE PARTICLES OF SAID DISPERSE PHASE BEING IN COLLOIDAL CONDITION AND EXHIBITING A BROWNIAN MOVEMENT, THE DISPERSE PHASE COMPRISING A NORMALLY SOLID PARAFINN WAX HAVING A MELTING POINT LOWER THAN 100*C., A WATERSOLUBLE SULPHONATED OIL DISPERSING AGENT FOR DISPERSING SAID WAX INTO SAID COLLOIDAL CONDITION AND A STABILIZING AGENT WHICH IS STEARYL ALCOHOL TO MAINTAIN THE STABILITY AND HOMOGENEITY OF SAID COLLOIDAL DISPERSION.
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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) | 1953-09-25 | 1954-03-27 | 1954-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-25 | 1958-03-27 | 1958-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-25 | 1962-03-27 | 1962-09-26 | $7700.00 | Window Closed / Lapsed |