Toothbrush

United States of America Patent

Stats

Jul 2, 1991
Grant Date
N/A
app pub date
Feb 6, 1990
filing date
Feb 6, 1990

priority date (Note)
Expired

status (Latency Note)

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Abstract

An interdental toothbrush has a hinged cap on the end of an elongated handle. The cap has a hole which is positioned relative to a groove so that a twisted wire brush may be locked into place simply by inserting it and closing the cap.

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First Claim

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Patent Owner(s)

Patent Owner	Address
JOHN O BUTLER COMPANY	4635 WEST FOSTER AVENUE CHICAGO IL 60630

International Classification(s)

A46B:BRUSHES

[Classification Symbol]

[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Blahuta, Lew	Chicago, IL	6	97
Maric, Dane	Chicago, IL	19	287
Tarrson, Emanuel B	Chicago, IL	24	405

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Toothbrush

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07475724

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Patent Longevity Expired	Forward Citations

PATENT NO	5027467
SERIAL NO	07475724
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07475724

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Abstract

First Claim

Family

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