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The ornamental design for a telephone data modem, as shown and described. |
FIG. 1 is a top, front and side perspective view of a telephone data modem showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a back elevational view thereof;
FIG. 6 is a right side elevational view thereof; and
FIG. 7 is a left side elevational view thereof.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Oct 28 1988 | PUSHELBERG, FLOYD J | BELL-NORTHERN RESEARCH LTD | ASSIGNMENT OF ASSIGNORS INTEREST | 004968 | /0456 | |
Oct 28 1988 | BELL-NORTHERN RESEARCH LTD | Northern Telecom Limited | ASSIGNMENT OF ASSIGNORS INTEREST | 004968 | /0457 | |
Nov 10 1988 | Northern Telecom Limited | (assignment on the face of the patent) | / | |||
Apr 29 1999 | Northern Telecom Limited | Nortel Networks Corporation | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 010567 | /0001 | |
Aug 30 2000 | Nortel Networks Corporation | Nortel Networks Limited | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 011195 | /0706 |
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