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US3133299A Expired / Lapsed US ⏱️ 0.0 years remaining

Paint brush

Assignee: Sears Roebuck and Co
•
Filing: 1962-05-28
•
Granted: 1964-05-19
•
Expires: 1982-05-28
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Abstract

No abstract record available.

Inventors

  • 👤 Philip R F Danley
  • 👤 John A Pharris

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 20:48
CPC Classifications
A; A46; A46B; A46B15/00

Claims Analysis

Total Claims: 1
Claim 1
Independent Claim 189 words
A MOLDED INTEGRAL BRUSH HANDLE COMPRISING A HOLLOW STEM AT ONE END THEREOF AND A LOCKING PORTION AT THE OPPOSITE END THEREOF FOR SECURELY INTEGRATING THE HANDLE WITHIN A FERRULE, FROM ONE END OF WHICH IS ADAPTED TO EXTEND A BRISTLE KNOT ANCHORED WITHIN THE FERRULE, SAID LOCKING PORTION COMPRISING A PLURALITY OF INTEGRAL RELATIVELY TENUOUS AND GENERALLY PARALLEL MEMBERS EXTENDING TOWARDS THE END OF THE HANDLE OPPOSITE TO THE STEM LONGITUDINALLY OF THE BRUSH ACROSS SUBSTANTIALLY THE THICKNESS THEREOF FOR AT LEAST THE MAJOR PORTION OF THEIR LENGTH, SAID MEMBERS BEING SPACED FROM EACH OTHER TO ADAPT THEM FOR DISPOSITION AT LEAST ADJACENT TO THE MARGINAL EDGES OF THE BRUSH TO DEFINE A VOID SPACE ADJACENT TO THE WALLS OF SAID FERRULE, AT LEAST ONE NARROW TRANSVERSE ELONGATE ELEMENT INTERCONNECTING THE FREE ENDS OF SAID MEMBERS ADAPTED TO FORM A KEYING LEDGE FOR THE EMBEDMENT OF A PLASTIC MATRIX THEREAROUND WHEN SAID LOCKING PORTION IS INSERTED INTO THE OPPOSITE END OF THE FERRULE AND THE BODY OF PLASTIC MATERIAL WITHIN THE FERRULE ADJACENT TO THE BRISTLE KNOT HARDENS WITHIN SAID VOID SPACE AND ABOVE SAID TRANSVERSE ELONGATE ELEMENT.

References Cited (Backward Citations)

US2508931A Cited
DE884786C Cited
US2840841A Cited
FR1185047A Cited
US3076989A Cited
US3023439A Cited
GB874950A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1967-05-19 1967-11-18 1968-05-19 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1971-05-19 1971-11-18 1972-05-19 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1975-05-19 1975-11-18 1976-05-19 $7700.00 Window Closed / Lapsed

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