USPTO serial 72264274
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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 |
|---|---|---|---|
| 026 | LABORATORY EQUIPMENT AND APPARATUS FOR TEACHING ENGINEERING SUBJECTS-NAMELY, EQUIPMENT FOR TESTING LOAD, STRESS, AND STRAIN OF MECHANICAL STRUCTURES SUCH AS TRUSSES, BEAMS, AND THE LIKE, AND THE MATERIALS OF WHICH SUCH STRUCTURES ARE MADE; FLUID FLOW DEMONSTRATION AND EXPERIMENTAL APPARATUS; ANALOG FLUID CIRCUIT SIMULATOR; AND POLARISCOPE APPARATUS FOR DETERMINING AND OBSERVING STRESS | EXPIRED | Jun 1, 1966 |
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 | — |