Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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04/02/2013
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Application #:
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13203699
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Filing Dt:
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09/20/2011
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Publication #:
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Pub Dt:
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03/08/2012
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Inventors:
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Yadong Lu, Dong Liu, Qiang Wang
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Title:
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ACOUSTIC ATTENUATION METHOD BASED ON ACOUSTIC RAY DEFLECTION THEORY AND A MUFFLER
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| NO. 21, NORTH 4TH RING ROAD WEST |
| HAIDIAN DISTRICT OF BEIJING, CHINA 100190 |
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| DAVIS WRIGHT TREMAINE LLP |
| 505 MONTGOMERY STREET, SUITE 800 |
| SAN FRANCISCO, CA 94111-6533 |
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