Patent Assignment Details
NOTE:Results display only for issued patents and published applications.
For pending or abandoned applications please consult USPTO staff.
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| Reel/Frame: | 012871/0322 | |
| Pages: | 9 |
| | Recorded: | 04/22/2002 | | |
| Conveyance: | CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE ADDRESS, PREVIOUSLY RECORDED AT REEL 012275, FRAME 0498. |
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Total properties:
1
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Patent #:
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NONE
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Issue Dt:
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Application #:
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09741734
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Filing Dt:
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12/19/2000
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Publication #:
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Pub Dt:
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06/20/2002
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Title:
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Method and system for dual ringing of a centrex line and a wireless extension of the centrex line
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Assignee
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| 2000 WEST AMERITECH CENTER DRIVE |
| HOFFMAN ESTATES, ILLINOIS 60196 |
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Correspondence name and address
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BRINKS HOFER GILSON ET AL.
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JOSEPH F. HETZ
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P.O. BOX 10395
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CHICAGO, IL 60610
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