US2642348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making same
Assignee: —
•
Filing: —
•
Granted: 1953-06-16
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Expires: 1970-06-16
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:42
CPC Classifications
B; B24; B24D; B24D11/00; B24D3/00; B24D3/34
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
150 words
THE METHOD OF MAKING A METAL-POLISHING COMPOSITION, WHICH CONSISTS ESSENTIALLY OF HEATING FROM ABOUT 15 TO 35 PARTS, BY WEIGHT, OF A MIXTURE OF TRI-GLYCERIDES BELONGING TO THE GROUP CONSISTING OF PALMITIN, STEARIN, OLEIN AND MYRISTIN CONTAINING FROM ABOUT 3% TO 10%, BY WEIGHT OF SUCH MIXTURE, OF FREE FATTY ACIDS, WITH ABOUT 65 TO 85 PARTS, BY WEIGHT, OF FINELY POWDERED VIENNA LIME TO A TEMPERATURE ABOVE THE MELTING POINT OF THE TRI-GLYCERIDES WHILE THOROUGHLY AGITATING THE MAS, THEN DELIVERING THE MIXTURE INTO MOLDS AND IMMEDIATELY CHILLING THE SAME THEREIN SUFFICIENTLY TO SOLIDIFY THE TRI-GLYCERIDE CONTENT THEREOF, REMOVING THE RESULTANT CAST PRODUCT FROM THE MOLDS AND EXPOSING THE SAME TO A MOIST ATMOSPHERE UNTIL A MOISTURE-IMPERVIOUS SKIN-COAT OF AN INSOLUBLE SOAP OF A THICKNESS OF BUT A SMALL FRACTION OF AN INCH BUT NOT LESS THAN ABOUT 1/64 OF AN INCH HAS FORMED IN SITU ON SUCH CAST PRODUCT.
Claim 2
Independent Claim
150 words
THE METHOD OF MAKING A METAL-POLISHING COMPOSITION, WHICH CONSISTS ESSENTIALLY OF HEATING FROM ABOUT 15 TO 35 PARTS, BY WEIGHT, OF A MIXTURE OF TRI-GLYCERIDES BELONGING TO THE GROUP CONSISTING OF PALMITIN, STEARIN, OLEIN AND MYRISTIN CONTAINING FROM ABOUT 3% TO 10%, BY WEIGHT OF SUCH MIXTURE, OF FREE FATTY ACIDS, WITH ABOUT 65 TO 85 PARTS, BY WEIGHT, OF FINELY POWDERED VIENNA LIME TO A TEMPERATURE ABOVE THE MELTING POINT OF THE TRI-GLYCERIDES WHILE THOROUGHLY AGITATING THE MAS, THEN DELIVERING THE MIXTURE INTO MOLDS AND IMMEDIATELY CHILLING THE SAME THEREIN SUFFICIENTLY TO SOLIDIFY THE TRI-GLYCERIDE CONTENT THEREOF, REMOVING THE RESULTANT CAST PRODUCT FROM THE MOLDS AND EXPOSING THE SAME TO A MOIST ATMOSPHERE UNTIL A MOISTURE-IMPERVIOUS SKIN-COAT OF AN INSOLUBLE SOAP OF A THICKNESS OF BUT A SMALL FRACTION OF AN INCH BUT NOT LESS THAN ABOUT 1/64 OF AN INCH HAS FORMED IN SITU ON SUCH CAST PRODUCT.
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) | 1956-06-15 | 1956-12-15 | 1957-06-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-06-15 | 1960-12-15 | 1961-06-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-06-15 | 1964-12-15 | 1965-06-16 | $7700.00 | Window Closed / Lapsed |