| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| BIS | EQ | ISSUED | INTERSYSTEM S&S CORP | 09/09/2015 |
| BIS | EQ | ISSUED | INTERSYSTEM S&S CORP | 09/10/2014 |
| BIS | EQ | ISSUED | INTERSYSTEMS CORPORATION | 08/13/2014 |
| BIS | — | ISSUED | NORTOM CONSTRUCTION CORP | 12/23/2003 |
| BIS | OT | ISSUED | NORTOM CONSTRUCTION CORP | 11/18/1999 |