USPTO serial 71504051
MICROCELL
Reviewed by CopyMark Law Group
Reg. 0427892Status 900
- Filing date
- Status date
- Registration date
- Feb 25, 1947
- Examiner
- —
- Law office
- DATA BASE MAINTENANCE SECTION
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 |
|---|---|---|---|
| 031 | REFINING PACKS WHICH ARE IN THE FORM OF REPLACEABLE ELEMENTS COMPRISING FILTERING MATERIALS AND ARE ADAPTED TO BE PLACED IN FILTER HOUSINGS THROUGH WHICH LIQUIDS TO BE FILTERED ARE PASSED | EXPIRED | Apr 27, 1946 |
Related trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Apr 8, 1987 | EXRG | EXPIRED SEC. 9 | — |