| 99622099 | E.S.P. | Otto Engineering, Inc. | 8520146 |
| 75521207 | E S P | ADVERTISING SPECIALTY INSTITUTE INC. | 2337477 |
| 85096739 | E.S.P. | NiSource Corporate Services Company | 4200656 |
| 86397753 | E.S.P. | JBJE TRADEMARKS LLC | 4727538 |
| 73776349 | E.S.P. | BARR LABORATORIES, INC. | 1567908 |
| 77304055 | E.S.P. | Peterson, Edward | 3743597 |
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| 85097198 | E.S.P. | NiSource Corporate Services Company | — |
| 74568336 | E.S.P. | NiSource Corporate Services Company | 1981981 |
| 78072782 | E.S.P. | Ecolab Inc. | 2562019 |
| 75833336 | E.S.P. | Bonchek, Kenneth | — |
| 75288053 | E.S.P. | EVANS & SUTHERLAND COMPUTER CORPORATION | — |
| 74651801 | E.S.P. | Bellard, Mark Ian | — |
| 74528975 | E.S.P. | Lee, Larry C. Y. | 2018118 |
| 74425643 | E.S.P. | Electronic Shooter's Protector, Inc. | — |
| 74214096 | E.S.P. | Dolphin Technology | — |
| 74150874 | E S P | AMPTON CORPORATION | — |
| 74065497 | E S P | Federal Aviation Services Corp. | — |
| 73596373 | E.S.P. | E.S.P. | — |
| 73584964 | E.S.P. | R.C. SEARCH CO., INC. | 1424380 |
| 73523376 | E.S.P. | NORCLIFF THAYER INC. | 1362833 |
| 73465798 | E.S.P. | FRANK HOWARD ALLEN & CO. REALTORS | — |
| 73462890 | E.S.P. | Profit Freight Systems, Inc. | 1319912 |
| 73462465 | E.S.P. | Survivco, Inc. | 1312168 |
| 73459292 | E S P | MIKROS CORPORATION | 1343930 |
| 73450852 | E S P | Extra Special Products Sales, Inc. | 1327533 |
| 73311551 | E. S. P. | OMNI HOTELS MANAGEMENT CORPORATION | 1210112 |
| 73136566 | E.S.P. | SIMPLICITY PATTERN CO. INC. | 1099516 |
| 72253195 | E.S.P. | MONTGOMERY ELEVATOR COMPANY | 0831003 |
| 72167480 | E.S.P. | L'OREAL | 0770498 |
