Aeration pipe unit
Latest Mitsubishi Rayon Company, Ltd. Patents:
Description
The broken lines are for the purpose of illustrating portions of the aeration pipe unit and form no part of the claimed design.
Claims
The ornamental design for an aeration pipe unit, as shown and described.
Referenced Cited
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Patent History
Patent number: D648426
Type: Grant
Filed: Jul 28, 2010
Date of Patent: Nov 8, 2011
Assignee: Mitsubishi Rayon Company, Ltd.
Inventors: Katsuyuki Yanone (Toyohashi), Tomoki Kawagishi (Toyohashi), Shinya Sueyoshi (Toyohashi)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Eric Goodman
Attorney: SAIDMAN DesignLaw Group
Application Number: 29/366,644
Type: Grant
Filed: Jul 28, 2010
Date of Patent: Nov 8, 2011
Assignee: Mitsubishi Rayon Company, Ltd.
Inventors: Katsuyuki Yanone (Toyohashi), Tomoki Kawagishi (Toyohashi), Shinya Sueyoshi (Toyohashi)
Primary Examiner: T. Chase Nelson
Assistant Examiner: Eric Goodman
Attorney: SAIDMAN DesignLaw Group
Application Number: 29/366,644
Classifications
Current U.S. Class:
Pipe, Tubing Or Hose (D23/266)