OPERATING SYSTEM/2
USPTO (United States) · Serial 73655935
- Status
- cancelled
- Status updated
- 19 September 2009
- Filing date
- 2 April 1987
- Registration date
- 14 February 1989
- Nice classification
- 9
- Owner
- INTERNATIONAL BUSINESS MACHINES CORPORATION
- Owner country
- US
- Raw status code
- 710
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73655935) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.