USPTO serial 72209933
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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 |
|---|---|---|---|
| 100 | TECHNICAL SERVICES IN CONNECTION WITH THE TREATMENT OF OIL, MORE PARTICULARLY IN CONNECTION WITH A PROCESS FOR REMOVING SULFUR FROM OIL, INCLUDING REGULAR PERSONNEL SERVICE CALLS, TAKING AND ANALYZING SAMPLES TO PROVIDE DETAILED INFORMATION REGARDING THE EFFECTIVENESS OF THE PROCESS ON A CONTINUED BASIS, AND MAKING REGULAR REPORTS ON OPERATING CONDITIONS AND PERFORMANCE TO REFINERY PERSONNEL | EXPIRED | May 28, 1962 |
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 |
|---|---|---|---|
| Mar 7, 1986 | EXRG | EXPIRED SEC. 9 | — |