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Patent
D613687
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Priority
Nov 12 2003
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Filed
May 05 2009
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Issued
Apr 13 2010
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Expiry
Apr 13 2024
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Assg.orig
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Entity
unknown
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1
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21
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n/a
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The ornamental design for an electrical transformer, as shown and described.
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This application is also related to co-pending U.S. application Ser. No. 29/275,260, filed Dec. 19, 2006.
FIG. 1 is a front elevation view of an electrical transformer showing our new design;
FIG. 2 is a side elevation view thereof;
FIG. 3 is a top plan view thereof; and,
FIG. 4 is a perspective view thereof.
The broken lines shown represent unclaimed subject matter and form no part of the claimed design.
Thorsteinsson, Sigurdur, Stryken, Egil, Tinggren, Richard
Patent |
Priority |
Assignee |
Title |
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Device for attaching leads to a transformer or the like |
4257027, |
Nov 27 1978 |
Shimoda Electric Company |
Transformer bobbin assembly |
6185811, |
Sep 06 1996 |
Hammond Manufacturing Company |
Method for making a transformer |
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Jun 06 1978 |
General Electric Company |
Electrical transformer or similar article |
D257342, |
Dec 11 1978 |
|
Electrical transformer |
D259040, |
Apr 27 1978 |
General Electric Company |
Vaporization cooled transformer or similar article |
D290456, |
Dec 27 1983 |
Marelco Power Systems, Inc. |
Transformer |
D294565, |
Mar 30 1984 |
SCHLUMBERGER RESOURCE MANAGEMENT SERVICES, INC |
Voltage transformer |
D324371, |
Jul 11 1988 |
Societe pour l'Application de l'Optique et de l'Electronique a la |
Electric transformer |
D348868, |
Apr 26 1993 |
Top Gulf Coast Corporation |
Electrical transformer |
Date |
Maintenance Fee Events |
n/a
Date |
Maintenance Schedule |
n/a