Vacuum breaker
Description
FIG. 1 is a perspective view of a vacuum breaker, showing my new design;
FIG. 2 is a side elevation view thereof;
FIG. 3 is a front view thereof; and,
FIG. 4 is a top plan view thereof.
The broken lines shown in FIGS. 1-4 are for illustrative purposes only and form no part of the claimed design.
Claims
The ornamental design for a vacuum breaker, as shown and described.
Referenced Cited
Patent History
Patent number: D531697
Type: Grant
Filed: Jun 29, 2005
Date of Patent: Nov 7, 2006
Assignee: Watts Drainage Products Inc. (North Andover, MA)
Inventor: Steven Hofmann (Haverhill, MA)
Primary Examiner: Ian Simmons
Assistant Examiner: Maurice Stevens
Attorney: Fish & Richardson P.C.
Application Number: 29/233,185
Type: Grant
Filed: Jun 29, 2005
Date of Patent: Nov 7, 2006
Assignee: Watts Drainage Products Inc. (North Andover, MA)
Inventor: Steven Hofmann (Haverhill, MA)
Primary Examiner: Ian Simmons
Assistant Examiner: Maurice Stevens
Attorney: Fish & Richardson P.C.
Application Number: 29/233,185
Classifications
Current U.S. Class:
Check (D23/237)