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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
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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)

US609326A Cited
US1743865A Cited
US2119159A Cited

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

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