Ratchet Wrench

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20090193939A1
SERIAL NO

12027103

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A wrench adapted to engage a workpiece to drive the workpiece rotationally. In one embodiment, the wrench comprises a head, a first jaw, and a second jaw. The first jaw carried by the head and forms a first workpiece engaging surface. The second jaw is carried by the head and forms a second workpiece engaging surface such that (i) if the head is rotated about a workpiece disposed between the first workpiece engaging surface and the second workpiece engaging surface in a first rotational direction, the first workpiece engaging surface and the second workpiece engaging surface rotationally drive the workpiece in the first rotational direction, and (ii) if the head is rotated about the workpiece disposed between the first workpiece engaging surface and the second workpiece engaging surface in a second rotational direction opposite from the first rotational direction, the first workpiece engaging surface and the second workpiece engaging surface slide along the workpiece as the head rotates in the second rotational direction independent from the workpiece.

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Patent Owner(s)

Patent OwnerAddress
THE STANLEY WORKS1000 STANLEY DRIVE NEW BRITAIN CT

International Classification(s)

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  • 2008 Application Filing Year
  • B25B Class
  • 486 Applications Filed
  • 324 Patents Issued To-Date
  • 66.67 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances200820092010201120122013201420152016201720180255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Chiu, Light Taichung , TW 6 63
St, John Robert Cheshire , US 11 204

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Patent Citation Ranking

  • 5 Citation Count
  • B25B Class
  • 3.05 % this patent is cited more than
  • 16 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges91904923165301 - 1011 - 2021 - 3031 - 4041 - 5051 - 600102030405060708090100110120130140150160170180190200

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