Patent Assignment Details
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| Reel/Frame: | 022888/0850 | |
| Pages: | 5 |
| | Recorded: | 06/29/2009 | | |
| Attorney Dkt #: | 13674-122 |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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06/19/2012
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Application #:
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12493675
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Filing Dt:
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06/29/2009
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Publication #:
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Pub Dt:
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10/22/2009
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Title:
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METHOD AND SYSTEM FOR PLAYING RINGING BACK TONE IN IMS NETWORK
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Assignee
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| HUAWEI ADMINISTRATION BUILDING |
| BANTIAN, LONGGANG DISTICT |
| SHENZHEN, GUANGDONG, CHINA 518129 |
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Correspondence name and address
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GU
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BRINKS, HOFER, GILSON & LIONE
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P.O. BOX 10395
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CHICAGO, IL 60611
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