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USPTO Trademark Record
ABANDONEDCALL OPERATING SYSTEM
SN 75102990·Reg 0·Filed May 13, 1996
Telecommunications.
CALL OPERATING SYSTEM (Serial No. 75102990), Registration No. 0, is a abandoned US trademark filed on May 13, 1996 by CallWare Technologies, Inc. This trademark covers Class 038 (Telecommunications services).
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