KEYSTONE
USPTO (United States) · Serial 73288063
- Status
- registered
- Status updated
- 10 March 2023
- Filing date
- 1 December 1980
- Registration date
- 14 September 1982
- Nice classification
- 37
- Owner
- Keystone Waterproofing Co., Inc.
- Owner country
- US
- Raw status code
- 800
As filed by US
Authoritative source
The official US trademark record is at USPTO TSDR (serial 73288063) ↗. Where our data differs from the USPTO record, theirs is correct.
See methodology for refresh cadence + status normalisation. See sources for licensing.