Diffuser head
Description
Claims
The ornamental design for a diffuser head, as shown and described.
Referenced Cited
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Patent History
Patent number: D662581
Type: Grant
Filed: Jul 15, 2011
Date of Patent: Jun 26, 2012
Assignee: Alternative Wastewater Systems, Inc. (Wheaton, IL)
Inventor: Donald J. Savegnago (Wheaton, IL)
Primary Examiner: Sandra Snapp
Attorney: Cherskov Flaynik & Gurda, LLC
Application Number: 29/397,474
Type: Grant
Filed: Jul 15, 2011
Date of Patent: Jun 26, 2012
Assignee: Alternative Wastewater Systems, Inc. (Wheaton, IL)
Inventor: Donald J. Savegnago (Wheaton, IL)
Primary Examiner: Sandra Snapp
Attorney: Cherskov Flaynik & Gurda, LLC
Application Number: 29/397,474
Classifications
Current U.S. Class:
Deodorizer Or Ozonizer (28) (D23/366)