Patent
   D527969
Priority
Jan 07 2005
Filed
Jul 07 2005
Issued
Sep 12 2006
Expiry
Sep 12 2020
Assg.orig
Entity
unknown
12
22
n/a
The ornamental design for a portable electric hammer drill, as shown.

FIG. 1 is a perspective view of the top, front and left side of a portable electric hammer drill showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a right side elevational view thereof.

Sakai, Masato, Tsuzuki, Hitoshi, Ookubo, Takahiro, Taniguchi, Takeshi, Okada, Masanori

Patent Priority Assignee Title
D540135, Jan 18 2006 Makita Corporation Portable electric hammer drill
D567614, Jan 18 2006 Makita Corporation Portable electric hammer drill
D587546, Sep 17 2008 Black & Decker Inc Corded drill
D592478, Sep 17 2008 Black & Decker Inc Corded drill
D707520, May 25 2012 Robert Bosch GmbH Drill
D708032, May 25 2012 Robert Bosch GmbH Drill
D719428, Dec 13 2012 KOKI HOLDINGS CO , LTD Portable electric hammer drill
D761070, Oct 24 2014 Black & Decker Inc Power tool
D947635, Dec 26 2019 ZHEJIANG PRULDE ELECTRIC APPLIANCE CO , LTD Hammer drill
D979368, Oct 09 2019 WÜRTH INTERNATIONAL AG Rotary hammer
ER293,
ER5518,
Patent Priority Assignee Title
4479555, Nov 13 1981 Black & Decker Inc. Power tool having a plastics material housing
5036925, Sep 01 1988 Black & Decker Inc Rotary hammer with variable hammering stroke
5159986, Apr 27 1990 Black & Decker, Inc. Power tool
20040206522,
20050082072,
20050155778,
D280797, Jul 26 1983 Ryobi Ltd. Portable electric drill
D342878, May 07 1991 Ryobi Ltd. Portable electric hammer drill
D343105, Mar 11 1992 Makita Corporation Electric hammer drill
D406511, Jul 29 1997 Black & Decker Inc. Hammer drill
D406741, Jul 29 1997 Black & Decker Inc. Hammer drill
D466779, Sep 25 2001 Makita Corporation Portable electric drill
D488978, Nov 13 2002 One World Technologies Hammer drill
D492565, Feb 14 2002 Black & Decker Inc. Compact hammer in-line
D502374, Apr 07 2003 Robert Bosch GmbH Hammer drill
D502375, Jan 31 2003 Robert Bosch GmbH Electrically operated power drill
D507950, Dec 11 2003 Robert Bosch GmbH Hammer drill
D511286, Oct 30 2003 Robert Bosch GmbH Hammer drill
GB2071774,
GB3001472,
GB3012073,
GB3018180,
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Jul 05 2005OKADA, MASANORIHITACHI KOKI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0167710533 pdf
Jul 05 2005SAKAI, MASATOHITACHI KOKI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0167710533 pdf
Jul 05 2005TSUZUKI, HITOSHIHITACHI KOKI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0167710533 pdf
Jul 05 2005TANIGUCHI, TAKESHIHITACHI KOKI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0167710533 pdf
Jul 06 2005OOKUBO, TAKAHIROHITACHI KOKI CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0167710533 pdf
Jul 07 2005Hitachi 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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