USPTO serial 71513817
FLOWRATOR
Reviewed by CopyMark Law Group
Reg. 0503719Status 900
- Filing date
- Status date
- Registration date
- Nov 9, 1948
- Examiner
- —
- Law office
- FILE DESTROYED
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 |
|---|---|---|---|
| 026 | FLUID FLOW INDICATING AND RECORDING INSTRUMENTS; FLOW CONTROLLERS FOR AUTOMATICALLY MAINTAINING AT A PREDETERMINED GIVEN VALUE THE RATE OF FLOW OF A FLUID, OR THE RATIO OF FLOWS OF FLUIDS IN SEPARATE LINES, THE APPARATUS FUNCTIONING THROUGH COORDINATION IN A RECORDING INSTRUMENT OF A SETTING OF THE PREDETERMINED VALUE AND THE AIR PRESSURE IN A DIAPHRAGM VALVE REGULATOR; AND TOTALIZERS OR INTEGRATORS WHICH MEASURE OR COUNT THE TOTAL FLOW OF A FLUID IN A GIVEN PERIOD OF TIME BASED UPON VARIATIONS OF THE FLOW RATE DURING THAT TIME | EXPIRED | Oct 21, 1946 |
Related trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Nov 3, 1992 | EXRG | EXPIRED SEC. 9 | — |
| Nov 9, 1968 | REN1 | REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) | — |