KEM-ZONE
Live / Registered — Expired (as of 19 Oct 1987)
What this means for you
Registered since 28 May 1963. The owner can stop confusingly similar uses in the classes it covers.
Record
- Serial number
- 72139663
- Registration number
- 0749982
- Mark type
- Word mark
- Filed
- 12 Mar 1962
- Registered
- 28 May 1963
Goods and services
- Class 001 — Chemicals
- Class 006 — Metal goods: CHEMICAL FOR USE IN OIL WELL DRILLING FLUIDS TO UNBLOCK PRODUCING ZONES INVADED BY DRILLING MUD FILTRATE
Owner
- OILSTATE, INC., TULSA, OK, US
Prosecution history
- 19 Oct 1987 — EXPIRED SEC. 9