Cancelled & expired registration
COM KEY
Registration cancelled per USPTO on Jun 11, 1986
Status may changeReady for a second act? Here's what the USPTO record shows.
- USPTO status
- Registration cancelled per USPTO on Jun 11, 1986 · code 710 (Cancelled, Section 8)
- Registration date
- Jan 1, 1980
- Filing date
- Dec 26, 1974
- Registration no.
- 1128527
- Serial no.
- 73040433
- Goods & services
- KEY TELEPHONE COMMUNICATION SYSTEMS-NAMELY, CUSTOMER PREMISES TELEPHONE SYSTEMS COMPRISED OF MULTILINE TELEPHONE SETS AND MISCELLANEOUS COMMON EQUIPMENT COMPRISING ATTENDANT CONSOLES, POWER SUPPLIES, CONNECTOR BLOCKS, MOUNTING PANELS, AND PLUG-IN UNITS, WHEREIN A COMMUNICATION PATH IS SELECTED BY THE USER BY DEPRESSING A BUTTON ON A MULTI-LINE TELEPHONE SET
- Owner as listed with the USPTO
- AMERICAN TELEPHONE AND TELEGRAPH COMPANY
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