USPTO serial 72326718
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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 |
|---|---|---|---|
| 006 | DIELECTRIC COMPOSITIONS, PARTICULAPLY FOR USE IN CHEMICAL MILLING AND THE MANUFACTURE OF INTEGRATED CIRCUITS, TRANSISTORS, HIGH RESOLUTION PHOTO MASKS, PRINTED CIRCUIT BOARDS AND OTHER ELECTRICAL COMPONENTS; CHEMICAL COMPOSITIONS, PARTICULARLY DEVELOPERS AND THINNERS FOR USE WITH THE ABOVE | EXPIRED | Mar 11, 1969 |
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 4, 1992 | EXRG | EXPIRED SEC. 9 | — |