Trademark: SIGMA
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Mark Identification
Proof of use for SIGMA
We do not have any records of a proof of use for SIGMA at this moment.
Possible trademark infringements of SIGMA
Basic Information about SIGMA
- Serial Number
- 72100307
- Filing Date
- 05 Jul 1960
- Registration Number
- 724522
- Registration Date
- 28 Nov 1961
- Mark Drawing Code
- 1
Classifications
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- First use of SIGMA anywhere
- SIGMA was first used on 31 Aug 1951 for the primary classification of goods and services, international, 038 (Telecommunications)
- First use in commerce
- There is no first use of this trademark in commerce detected yet.
- Status Code
- 6
- International Code
- 016
- US Codes
- 038
Who owns SIGMA?
1. MERCK KGAA DARMSTADT
2. SIGMA-ALDRICH CO., LLC ST. LOUIS MO
3. SIGMA-ALDRICH BIOTECHNOLOGY LP ST. LOUIS MO
4. Sigma Chemical Company St. Louis MO
5. Sigma Chemical Company St. Louis MO
Correspondent
- William C. Wright
- Epstein Drangel LLP
- 60 East 42nd Street, Suite 2520
- New York NY 10165
Recent News about SIGMA
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