USPTO serial 72328189
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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 |
|---|---|---|---|
| 005 | GLASS-CERAMIC POWDERED BONDING MATERIAL TO PROVIDE HERMETIC SEALS OR JOINTS BETWEEN CERAMIC TO CERAMIC ELEMENTS OR CERAMIC TO METAL ELEMENTS, AND ESPECIALLY USEFUL FOR THE MANUFACTURE OF DEVICES WHICH INCLUDE ELECTRONIC AND ELECTRICAL COMPONENTS | EXPIRED | May 8, 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 | — |