Patent US3135474A successfully refreshed from Google Patents.
US3135474A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for dispersing finely divided solid particles in a vehicle
Assignee: Individual
•
Filing: 1961-10-13
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Granted: 1964-06-02
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Expires: 1981-10-13
Abstract
No abstract record available.
Inventors
- 👤 George R Schold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:14
CPC Classifications
B; B02; B02C; B02C17/00; B02C17/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
THE METHOD OF INDIVIDUALLY DISPERSING FINELY DIVIDED SUBSTANTIALLY INSOLUBLE PARTICLES HELD IN AGGLOMERATED FORM BY A LIQUID VEHICLE AS A FLUID MIXTURE CONSISTING OF THE STEPS OF INTRODUCING A MAGNETICALLY SUSCEPTIBLE DISPERSING AGENT IN PARTICULATE FORM AND AGITATING THE RESULTING MASS UNTIL SAID AGGLOOMERATES HAVE DISINTEGRATED, AND THEREAFTER SUBJECTING THE RESULTING FLUID DISPERSION PRODUCT TO A MAGNETIC FIELD TO REMOVE PARTICLES OF SAID AGENT CARRIED BY SAID VEHICLE.
Claim 2
Independent Claim
68 words
THE METHOD OF INDIVIDUALLY DISPERSING FINELY DIVIDED SUBSTANTIALLY INSOLUBLE PARTICLES HELD IN AGGLOMERATED FORM BY A LIQUID VEHICLE AS A FLUID MIXTURE CONSISTING OF THE STEPS OF INTRODUCING A MAGNETICALLY SUSCEPTIBLE DISPERSING AGENT IN PARTICULATE FORM AND AGITATING THE RESULTING MASS UNTIL SAID AGGLOOMERATES HAVE DISINTEGRATED, AND THEREAFTER SUBJECTING THE RESULTING FLUID DISPERSION PRODUCT TO A MAGNETIC FIELD TO REMOVE PARTICLES OF SAID AGENT CARRIED BY SAID VEHICLE.
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) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |