USPTO serial 72308264
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 |
|---|---|---|---|
| 012 | LEACHING FIELD CHAMBERS CONSISTING OF UNITARY MODULES HAVING INTERLOCKING ROOF PORTIONS SUPPORTED BY PEDESTALS FOR PLACEMENT ON THE SUB-SURFACE BED OF A LEACHING FIELD TO FORM A CLOSED ROOF OVER SAID FIELD AND THEREBY PROMOTE LATERAL AND LONGITUDINAL FLUID FLOW OVER THE SURFACE OF THE FIELD | EXPIRED | — |
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 | — |