Electrical circuit breaker

- ABB S.p.A.
Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History
Description

FIG. 1 is a perspective view of the electrical circuit breaker showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view therof; and,

FIG. 4 is a top view thereof.

Claims

We claim the ornamental design for an electrical circuit breaker, as shown and described.

Referenced Cited
U.S. Patent Documents
D319627 September 3, 1991 Smith et al.
5296664 March 22, 1994 Crookston et al.
D359948 July 4, 1995 Merlin
5587570 December 24, 1996 Kelaita, Jr. et al.
5610375 March 11, 1997 Sinthomez
6008459 December 28, 1999 Faber et al.
6078017 June 20, 2000 Blessitt et al.
D442146 May 15, 2001 Greenberg et al.
6361848 March 26, 2002 Katsube et al.
6512433 January 28, 2003 Bouchard et al.
D498464 November 16, 2004 Kim
D499700 December 14, 2004 Raabe et al.
D499701 December 14, 2004 Kim
D506185 June 14, 2005 Kim
D535626 January 23, 2007 Azzola et al.
D547729 July 31, 2007 Azzola et al.
D547730 July 31, 2007 Azzola et al.
D551629 September 25, 2007 Azzola et al.
D576111 September 2, 2008 Azzola et al.
D585839 February 3, 2009 Azzola et al.
D587658 March 3, 2009 Azzola et al.
D593506 June 2, 2009 Azzola et al.
20010022713 September 20, 2001 Gimenez et al.
20010025773 October 4, 2001 Rane et al.
20040045796 March 11, 2004 Azzola et al.
20050109597 May 26, 2005 Etscheidt et al.
Patent History
Patent number: D610552
Type: Grant
Filed: Apr 29, 2009
Date of Patent: Feb 23, 2010
Assignee: ABB S.p.A. (Milan)
Inventors: Lucio Azzola (Bergamo), Giovanni Frassineti (Bergamo)
Primary Examiner: Selina Sikder
Attorney: Connolly Bove Lodge & Hutz LLP
Application Number: 29/336,192