Patent
   D592028
Priority
Mar 14 2008
Filed
Sep 12 2008
Issued
May 12 2009
Expiry
May 12 2023
Assg.orig
Entity
unknown
33
6
n/a
The ornamental design for a portable electric hammer drill, as shown and described.

FIG. 1 is a front perspective view of the portable electric hammer drill according to the present invention;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a first side view thereof;

FIG. 4 is a second side view thereof;

FIG. 5 is a front end view thereof;

FIG. 6 is a rear end view thereof;

FIG. 7 is a top view thereof; and,

FIG. 8 is a bottom view thereof.

Tsuzuki, Hitoshi, Taniguchi, Takeshi, Kawahara, Tomoyuki, Kakefuda, Shinichi, Yamazaki, Shingo, Kikuchi, Atsuyuki

Patent Priority Assignee Title
D604583, Mar 10 2008 Makita Corporation Portable electric hammer drill
D615838, Sep 02 2009 Robert Bosch GmbH Hammer drill
D618529, Jan 08 2009 Black & Decker Inc Hammer drill
D618530, May 05 2009 Black & Decker Inc Hammer
D618531, May 05 2009 Black & Decker Inc Hammer
D625981, May 05 2009 Black & Decker Inc Hammer
D626813, May 05 2009 Black & Decker Inc Hammer
D630734, May 18 2009 KARL STORZ SE & CO KG Medical instrument
D645317, Feb 09 2010 AEG Electric Tools GmbH Drill hammer
D663183, Sep 03 2010 Black & Decker Inc Hammer drill
D691011, May 10 2011 Hilti Aktiengesellschaft Cordless rotary hammer
D695086, May 11 2011 Hilti Aktiengesellschaft Rotary hammer with dust reduction system
D711717, May 11 2011 Hilti Aktiengesellschaft Rotary hammer with dust reduction system
D716626, May 02 2013 Black & Decker Inc Drill
D740636, Jul 05 2013 Hilti Aktiengesellschaft Breaker
D743227, May 10 2011 Hilti Aktiengesellschaft Cordless rotary hammer
D743228, Nov 18 2013 Hilti Aktiengesellschaft Breaker
D762435, Sep 26 2014 KOKI HOLDINGS CO , LTD Portable electric hammer drill
D791565, Dec 15 2011 Milwaukee Electric Tool Corporation Rotary hammer
D830808, Nov 14 2016 Hilti Aktiengesellschaft Breaker
D843189, Dec 20 2016 Hilti Aktiengesellschaft Breaker
D843190, Dec 20 2016 Hilti Aktiengesellschaft Combi hammer
D853216, Jan 17 2017 TTI MACAO COMMERCIAL OFFSHORE LIMITED Power tool
D853813, Jan 17 2017 TTI MACAO COMMERCIAL OFFSHORE LIMITED Power tool
D858432, Mar 17 2016 AC MACAO COMMERCIAL OFFSHORE LIMITED Battery pack
D862382, Mar 17 2016 AC MACAO COMMERCIAL OFFSHORE LIMITED Battery pack
D867279, Mar 17 2016 AC MACAO COMMERCIAL OFFSHORE LIMITED Battery pack
D911265, Jan 17 2017 TTI MACAO COMMERCIAL OFFSHORE LIMITED Battery pack
D922313, Mar 17 2016 TECHTRONIC CORDLESS GP Battery pack
D926674, Jan 17 2017 TTI MACAO COMMERCIAL OFFSHORE LIMITED Battery pack with communication terminal
D951737, May 21 2020 Makita Corporation Portable electric hammer
D954642, Jan 17 2017 TECHTRONIC CORDLESS GP Battery pack
ER6874,
Patent Priority Assignee Title
20080211327,
D527601, Feb 10 2005 Black & Decker Inc Hammer
D540642, Feb 10 2005 Black & Decker Inc Hammer
D555451, Jun 13 2006 Makita Corporation Portable electric hammer drill
D563749, Oct 27 2006 Makita Corporation Portable electric chisel
D575606, Jan 10 2007 Makita Corporation Portable electric hammer drill
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Sep 05 2008TANIGUCHI, TAKESHIHITACHI KOKI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0215240741 pdf
Sep 05 2008TSUZUKI, HITOSHIHITACHI KOKI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0215240741 pdf
Sep 05 2008KAWAHARA, TOMOYUKIHITACHI KOKI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0215240741 pdf
Sep 05 2008KAKEFUDA, SHINICHIHITACHI KOKI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0215240741 pdf
Sep 05 2008KIKUCHI, ATSUYUKIHITACHI KOKI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0215240741 pdf
Sep 05 2008YAMAZAKI, SHINGOHITACHI KOKI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0215240741 pdf
Sep 12 2008Hitachi Koki Co., Ltd.(assignment on the face of the patent)
Jun 01 2018HITACHI KOKI KABUSHIKI KAISHAKOKI HOLDINGS CO , LTD CHANGE OF NAME SEE DOCUMENT FOR DETAILS 0472700107 pdf
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