Patent
   D312901
Priority
Sep 26 1988
Filed
Mar 27 1989
Issued
Dec 11 1990
Expiry
Dec 11 2004
Assg.orig
Entity
unknown
6
8
n/a
The ornamental design for an electric vacuum cleaner, as shown.

FIG. 1 is a front, top and right side perspective view of an electric vacuum cleaner showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is a bottom plan view thereof.

Hasegawa, Kohichi, Miyata, Tomoyuki, Sunagawa, Masao, Iwao, Akira, Suzuki, Naruhiko

Patent Priority Assignee Title
D338293, Jun 07 1991 Hitachi, Ltd. Electric vacuum cleaner
D343931, Nov 12 1991 Matsushita Electric Industrial Co., Ltd. Electric vacuum cleaner
D344373, Jan 24 1992 Moulinex S.A. Vacuum cleaner of the canister type
D376229, Jan 13 1995 U.S. Philips Corporation Vacuum cleaner
D377854, Apr 28 1995 SEB S A Electric vacuum cleaner
D563614, Aug 25 2005 Shop Vac Corporation Canister vacuum
Patent Priority Assignee Title
D246107, Aug 18 1975 Matsushita Electric Industrial Co., Ltd. Vacuum cleaner
D279614, Sep 09 1983 HOOVER COMPANY, THE Suction cleaner or the like
D280143, Sep 08 1983 FIRST UNION NATIONAL BANK OF NORTH CAROLINA Electric vacuum cleaner
D289213, Dec 17 1984 Sears Brands, LLC Canister vacuum
D290896, Dec 03 1984 DAEWOO ELECTRONICS CO , LTD Vacuum cleaner
D296944, Oct 07 1985 Sharp Corporation Vacuum cleaner
D297475, Apr 19 1985 Kabushiki Kaisha Toshiba A/T/A Toshiba Corporation; Tokyo Electric Co., Ltd. Electric vacuum cleaner
D297675, Apr 19 1985 Kabushiki Kaisha Toshiba; Tokyo Electric Co., Ltd. Electric vacuum cleaner
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Feb 01 1989MIYATA, TOMOYUKIHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0053660749 pdf
Feb 01 1989HASEGAWA, KOHICHIHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0053660749 pdf
Feb 01 1989SUNAGAWA, MASAOHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0053660749 pdf
Feb 01 1989IWAO, AKIRAHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0053660749 pdf
Feb 01 1989SUZUKI, NARUHIKOHitachi, LTDASSIGNMENT OF ASSIGNORS INTEREST 0053660749 pdf
Mar 27 1989Hitachi, Ltd.(assignment on the face of the patent)
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