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, MA20

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Mowins, Michael L Gloucester, MA 5 38

Cited Art Landscape

Patent Info (Count) # Cites Year
 
Other [Check patent profile for assignment information] (2)
* 5387059 Drill bit with improved stability 25 1993
* 6269717 Multi-sized tool adapter 22 2000
 
TEXTRON IPMP L.P. (1)
* 4536107 Drill bit 30 1983
 
ENDERES TOOL CO., INC. (2)
* 5221166 Spade-type drill bit apparatus and method 32 1991
5335409 Screwdriver including a handle with an O-ring therein for retaining a removable bit and method of assembly therefor 16 1993
 
SIMPSON STRONG-TIE COMPANY, INC. (2)
5351586 Screwdriver replacement bit assembly 38 1993
5531143 Screwdriver with replaceable bit assembly 40 1994
 
PHILLIPS SCREW COMPANY (2)
* 6223634 Recessed head fastener and driver systems 19 1997
* 6152000 Driver bit and driver 6 1998
 
EASCO HAND TOOLS, INC. (1)
5873290 Hex head wrench 8 1997
 
SNAP-ON TECHNOLOGIES, INC. (2)
5535648 Ratcheting screwdriver 33 1995
5570616 Ratcheting screwdriver with reversing cap having projecting pin 43 1995
 
SNAP-ON INCORPORATED (1)
5295423 Bit with frictional retention in drive socket 17 1992
* Cited By Examiner

Patent Citation Ranking

Forward Cite Landscape

Patent Info (Count) # Cites Year
 
Other [Check patent profile for assignment information] (1)
* 2009/0317,201 Drill of hexagonal cylinder 0 2006
 
COMBINED PRODUCTS CO. #1, INC. (2)
* 7530771 Non-ferrous bit for use with a magnetic chuck 2 2006
* 2008/0075,549 Non-ferrous bit for use with a magnetic chuck 3 2006
 
SK HAND TOOL LLC (2)
* 7331262 Drive bit holder and method of manufacturing 4 2005
* 2007/0044,602 Drive bit holder and method of manufacturing 1 2005
 
ROBERT BOSCH GMBH (1)
* 9440345 Hand power tool device 0 2011
* Cited By Examiner