USPTO serial 71522824
UNI-FLOW
Reviewed by CopyMark Law Group
Reg. 0561724Status 900
- Filing date
- Status date
- Registration date
- Jul 22, 1952
- Examiner
- —
- Law office
- —
What this means
This page summarizes the public USPTO record for this serial number, including owners, goods and services, and prosecution history.
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Owner
Goods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 023 | FLUID FEEDERS AND PROPORTIONING DEVICES, ONE SPECIFIC EXAMPLE OF WHICH IS AN ALKALI FEEDER IN THE NATURE OF AN AUTOMATIC PROPORTIONER, WHICH MAY BE USED TO MAINTAIN THE CONCENTRATION OF ALKALI IN THE WASH SOLUTIONS IN AN AUTOMATIC CAN WASHER, BEING COMPRISED OF TWO RECEPTACLES, ONE WITHIN ANOTHER, WHERE A REGULATORY VALVE AND STRAINER PERMIT THE CONTROLLED AMOUNT OF LIQUID TO FLOW INTO THE INSIDE RECEPTACLE WHICH SLOWLY SETTLES AND DISPLACES A LIKE AMOUNT OF ALKALI SOLUTION FROM THE OUTER RECEPTACLE INTO THE TANK OF THE CAN WASHER BY MEANS OF THE FEED LINE | EXPIRED | Apr 1, 1946 |
Related trademarks
CopyMark links this record to cited §2(d) serials, the owner's other marks, Nice classes, similar mark names, and recently changed USPTO applications.
Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Apr 26, 1993 | EXRG | EXPIRED SEC. 9 | — |
| Jul 22, 1972 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |