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US3231920A Expired / Lapsed US ⏱️ 0.0 years remaining

Paint brushes and the like

Assignee: American Flange and Manufacturing Co Inc
•
Filing: 1962-10-25
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Granted: 1966-02-01
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Expires: 1982-10-25
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Abstract

No abstract record available.

Inventors

  • 👤 Malpas Charles Henry

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 15:43
CPC Classifications
A; A46; A46B; A46B3/00; A46B3/08; A46B3/10; A46B3/12; A46B15/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 327 words
A PAINT BRUSH COMPRISING IN COMBINATION A HOLLOW, ONE-PIECE, HANDLE MOLDED OF RELATIVELY LIGHTWEIGHT MATERIAL HAVING AN ELONGATED HAND GRIP PORTION AND TERMINATING IN AN OUTWARDLY DISPOSED SUBSTANTIALLY RECTANGULAR SOCKET, SAID SOCKET INCLUDING A BASE INTEGRAL WITH SAID GRIP PORTION AND HAVING OPPOSED PARALLEL ENDWALLS AND OPPOSED PARALLEL SIDEWALLS EXTENDING OUTWARDLY FROM SAID BASE AND TERMINATING IN AN OUTER FREE END PORTION, A LATERALLY OUTWARDLY EXTENDING FLANGE SURROUNDING SAID BASE OF SAID SOCKET, A PLURALITY OF INDIVIDUAL LATERALLY EXTENDING ADHESIVE ENGAGING SURFACES SPACED ABOUT THE OUTER FREE END PORTION OF SAID RECTANGULAR SOCKET, BRISTLES ADHESIVELY BOUND TOGETHER ADJACENT ONE END IN AN ADHESIVE MASS EXTENDING OUTWARDLY OF SAID HANDLE, SAID ADHESIVE MASS SECURING SAID BOUND END OF SAID BRISTLES DIRECTLY TO SAID SOCKET WITH SAID ADHESIVE ENGAGING SURFACES EMBEDDED IN SAID ADHESIVE MASS, A SUBSTANTIALLY RECTANGULAR FERRULE FORMED WITH AN OPENING THERETHROUGH HAVING OPPOSED PARALLEL ENDWALLS AND OPPOSED PARALLE SIDEWALLS TIGHTLY ENGAGED ABOUT SAID RESPECTIVE ENDWALLS AND SIDEWALLS OF SAID SOCKET, SAID FERRULE EXTENDING OUTWARDLY OF SAID ADHESIVE ENGAGING SURFACES AND FORMED AT ITS OUTERMOST END WITH AN INTURNED LIP BORDERING SAID OPENING, SAID ADHESIVELY BOUND BRISTLES EXTENDING OUTWARDLY THROUGH SAID OPENING OF SAID FERRULE, A FIRST CONTINUOUS SUBSTANTIALLY RECTANGULAR ZONE OF SAID ADHESIVE MASS INTERPOED BETWEEN THE ENDS OF SAID BRISTLES AND SAID ADHESIVE ENGAGING SURFACE AND EXTENDING LATERALLY OUTWARDLY OF SAID BRISTLES ADJACENT SAID BOUND END, A SECOND CONTINUOUS SUBSTANTIALLY RECTANGULAR ZONE OF SAID ADHESIVE MASS INTERPOSED BETWEEN SAID ADHESIVE ENGAGING SURFACES AND SAID SOCKET BASE INTEGRAL WITH SAID FIRST ZONE THROUGHOUT A MAJOR PORTION OF SAID SECOND ZONE, SAID LIP ENCASING THE PERIPHERY OF SAID FIRST ZONE OF SAID ADHESIVE MASS AND INCLUDING A LATERALLY INWARDLY FACING SURFACE ENGAGING SAID BRISTLES, A LOCKING SURFACE EXTENDING LATERALLY OUTWARDLY AT AN ANGLE FROM SAID INWARDLY FACING SURFACE AND A PROTION OF SAID ADHESIVE MASS IN INTERLOCKING ENGAGEMENT WITH SAID LOCKING SURFACE SO AS TO PREVENT MOVEMENT OF SAID INWARDLY FACING LIP SURFACE RELATIVE TO SAID BRISTLES.
Claim 2
Dependent Claim 327 words
A PAINT BRUSH COMPRISING IN COMBINATION A HOLLOW, ONE-PIECE, HANDLE MOLDED OF RELATIVELY LIGHTWEIGHT MATERIAL HAVING AN ELONGATED HAND GRIP PORTION AND TERMINATING IN AN OUTWARDLY DISPOSED SUBSTANTIALLY RECTANGULAR SOCKET, SAID SOCKET INCLUDING A BASE INTEGRAL WITH SAID GRIP PORTION AND HAVING OPPOSED PARALLEL ENDWALLS AND OPPOSED PARALLEL SIDEWALLS EXTENDING OUTWARDLY FROM SAID BASE AND TERMINATING IN AN OUTER FREE END PORTION, A LATERALLY OUTWARDLY EXTENDING FLANGE SURROUNDING SAID BASE OF SAID SOCKET, A PLURALITY OF INDIVIDUAL LATERALLY EXTENDING ADHESIVE ENGAGING SURFACES SPACED ABOUT THE OUTER FREE END PORTION OF SAID RECTANGULAR SOCKET, BRISTLES ADHESIVELY BOUND TOGETHER ADJACENT ONE END IN AN ADHESIVE MASS EXTENDING OUTWARDLY OF SAID HANDLE, SAID ADHESIVE MASS SECURING SAID BOUND END OF SAID BRISTLES DIRECTLY TO SAID SOCKET WITH SAID ADHESIVE ENGAGING SURFACES EMBEDDED IN SAID ADHESIVE MASS, A SUBSTANTIALLY RECTANGULAR FERRULE FORMED WITH AN OPENING THERETHROUGH HAVING OPPOSED PARALLEL ENDWALLS AND OPPOSED PARALLE SIDEWALLS TIGHTLY ENGAGED ABOUT SAID RESPECTIVE ENDWALLS AND SIDEWALLS OF SAID SOCKET, SAID FERRULE EXTENDING OUTWARDLY OF SAID ADHESIVE ENGAGING SURFACES AND FORMED AT ITS OUTERMOST END WITH AN INTURNED LIP BORDERING SAID OPENING, SAID ADHESIVELY BOUND BRISTLES EXTENDING OUTWARDLY THROUGH SAID OPENING OF SAID FERRULE, A FIRST CONTINUOUS SUBSTANTIALLY RECTANGULAR ZONE OF SAID ADHESIVE MASS INTERPOED BETWEEN THE ENDS OF SAID BRISTLES AND SAID ADHESIVE ENGAGING SURFACE AND EXTENDING LATERALLY OUTWARDLY OF SAID BRISTLES ADJACENT SAID BOUND END, A SECOND CONTINUOUS SUBSTANTIALLY RECTANGULAR ZONE OF SAID ADHESIVE MASS INTERPOSED BETWEEN SAID ADHESIVE ENGAGING SURFACES AND SAID SOCKET BASE INTEGRAL WITH SAID FIRST ZONE THROUGHOUT A MAJOR PORTION OF SAID SECOND ZONE, SAID LIP ENCASING THE PERIPHERY OF SAID FIRST ZONE OF SAID ADHESIVE MASS AND INCLUDING A LATERALLY INWARDLY FACING SURFACE ENGAGING SAID BRISTLES, A LOCKING SURFACE EXTENDING LATERALLY OUTWARDLY AT AN ANGLE FROM SAID INWARDLY FACING SURFACE AND A PROTION OF SAID ADHESIVE MASS IN INTERLOCKING ENGAGEMENT WITH SAID LOCKING SURFACE SO AS TO PREVENT MOVEMENT OF SAID INWARDLY FACING LIP SURFACE RELATIVE TO SAID BRISTLES.

References Cited (Backward Citations)

US1438711A Cited
US1482415A Cited
US2709272A Cited
US2887340A Cited
US2854684A Cited
DE1130790B Cited
US3130434A Cited
US3133299A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-01-31 1969-08-02 1970-02-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-01-31 1973-08-02 1974-02-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-01-31 1977-08-02 1978-02-01 $7700.00 Window Closed / Lapsed

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