Patent
   D333767
Priority
Feb 23 1990
Filed
Oct 19 1990
Issued
Mar 09 1993
Expiry
Mar 09 2007
Assg.orig
Entity
unknown
21
9
n/a
The ornamental design for a portable cordless hammer, as shown.

FIG. 1 is a top, front and right side perspective view of a portable cordless hammer showing our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

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

FIG. 7 is a bottom plan view thereof.

Sasaki, Yuichiro, Yoshimizu, Chikai

Patent Priority Assignee Title
D341532, Sep 26 1991 Ryobi Ltd. Concrete hammer
D361252, Sep 29 1993 Societe de Prospection et d'Inventions Techniques SPIT Electric hammer
D404629, May 20 1998 Black & Decker Inc.; Black & Decker Inc Chuck
D404630, May 20 1998 Black & Decker Inc.; Black & Decker Inc Chuck
D409210, May 20 1998 Black & Decker Inc.; Black & Decker Inc Chuck
D413242, Jan 13 1998 Black & Decker Inc Sander
D413243, Jan 13 1998 Black & Decker Inc Jigsaw head
D413244, Jan 13 1998 Black & Decker, Inc Drill/driver
D413245, Jan 13 1998 Black & Decker Inc Sander head
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D423315, Jan 13 1998 Black & Decker Inc Drill/driver head
D447036, Oct 16 2000 Black & Decker Inc. Drill
D515382, Apr 05 2004 POSITEC POWER TOOLS SUZHOU CO , LTD Drill
D524626, Feb 10 2005 Black & Decker Inc Hammer
D527601, Feb 10 2005 Black & Decker Inc Hammer
D540642, Feb 10 2005 Black & Decker Inc Hammer
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D581235, Jun 17 2008 Robert Bosch GmbH Cordless rotary hammer
D593832, Mar 19 2008 Atlas Copco Tools AB Electric power tool
D595101, Feb 14 2008 AEG Electric Tools GmbH Hammer drill
Patent Priority Assignee Title
3602318,
3837409,
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4930583, Feb 17 1988 Makita Electric Works, Ltd. Portable battery-powered tool
D243742, Aug 19 1975 The Black and Decker Manufacturing Company Cordless tool
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Oct 16 1990SASAKI, YUICHIROHITACHI KOKI COMPANY LIMITED,ASSIGNMENT OF ASSIGNORS INTEREST 0055200985 pdf
Oct 16 1990YOSHIMIZU, CHIKAIHITACHI KOKI COMPANY LIMITED,ASSIGNMENT OF ASSIGNORS INTEREST 0055200985 pdf
Oct 19 1990Hitachi Koki Company, Limited(assignment on the face of the patent)
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