USPTO serial 72296925
Reviewed by CopyMark Law Group
This page summarizes the public USPTO record for this serial number, including owners, goods and services, and prosecution history.
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| Class | Description | Status | First use |
|---|---|---|---|
| 006 | CHEMICAL PREPARATIONS TO BE ADDED TO BULK HEATING FUELS TO IMPROVE COMBUSTION AND REDUCE AIR POLLUTION AND CHEMICAL PREPARATIONS TO BE ADDED TO WASTE MATERIALS TO REDUCE AIR POLLUTION DURING INCINERATION | EXPIRED | Jan 17, 1968 |
| 015 | CHEMICAL PREPARATIONS TO BE ADDED TO GASOLINE AND DIESEL FUELS TO IMPROVE COMBUSTION AND REDUCE AIR POLLUTION | EXPIRED | Jan 23, 1968 |
CopyMark links this record to cited §2(d) serials, the owner's other marks, Nice classes, similar mark names, and recently changed USPTO applications.
| Date | Code | Event | What it means |
|---|---|---|---|
| Nov 3, 1992 | EXRG | EXPIRED SEC. 9 | — |