SIGMA CORPORATION, INC.
PATotal marks
31
Live
6
Live %
19.4%
First filing
1933-07-12
Top NICE
5Pharmaceuticals
Trademarks Filed Over Time
Live vs dead by application year (1933 – 2025)
Live Dead
Status Distribution
31 trademarks across all status states
31
Total
Registered19.4%Cancelled67.7%Abandoned12.9%
Top NICE Classes
Filings grouped by NICE classification (1–45)