Tool bit

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6609862
APP PUB NO 20020141841A1
SERIAL NO

09825046

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A drill bit has a chuck engaging shank portion having a geometric cross-sectional shape; a plurality of projections formed on at least a part of at least one of said surfaces; said projections (a) varying in height across said surface, and (b) engaging an inner surface of a chuck to prevent slippage of said bit in said chuck.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddressTotal Patents
PHILLIPS SCREW COMPANYWAKEFIELD, MA21

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Mowins, Michael L Gloucester, MA 5 42

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation