USPTO serial 73090564
ISOTROL
Reviewed by CopyMark Law Group
Reg. 1069641Status 900
- Filing date
- Status date
- Registration date
- Jul 19, 1977
- Examiner
- —
- Law office
- SCANNING ON DEMAND
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
Attorney of record
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NORMA MUENCH
NORMA MUENCH SIGMA-ALDRICH CO3050 SPRUCE STST LOUIS, MO 63103UNITED STATESGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 001 | REAGENT FOR IN VITRO DIAGNOSTIC USE | EXPIRED | Apr 29, 1976 |
Related trademarks
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Apr 25, 2008 | CAEX | CANCELLED SEC. 8 (10-YR)/EXPIRED SECTION 9 | — |
| Nov 20, 2007 | CFIT | CASE FILE IN TICRS | — |
| Aug 14, 1997 | RNL1 | REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) | The trademark registration was renewed for another 10-year term after acceptable maintenance filings. RNL1, RNL2, and RNL3 indicate which renewal cycle (first, second, or third 10-year term) was recorded. The registration remains active. |
| Jun 24, 1997 | 9.AF | REGISTERED - SEC. 9 FILED/CHECK RECORD FOR SEC. 8 | — |
| Oct 12, 1982 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |