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| 90465963 | TANDEM | Pyxant Labs Inc. | — |
| 97184923 | TANDEM | Comfort Research, LLC | — |
| 86649317 | TANDEM | Chen, Michael | 5023744 |
| 85647086 | TANDEM | CELONOVA BIOSCIENCES, INC. | — |
| 87951692 | TANDEM | Portland General Electric Company | — |
| 77633746 | TANDEM | Flexo Solutions | 4105888 |
| 97298074 | TANDEM | Connolly, Denis | — |
| 90373718 | TANDEM | CoNetrix LLC | 6591958 |
| 75240067 | TANDEM | EB IP HOLDINGS LLC | 2200417 |
| 75211534 | TANDEM | SUUNTO OY | 2192721 |
| 77947138 | TANDEM | CoNetrix, LLC | 3860052 |
| 79091155 | TANDEM | FOTONA d.o.o. | — |
| 86029700 | TANDEM | Gompers Habilitation Center | 4611077 |
| 87187221 | TANDEM | TANDEM BUILDING PRODUCTS, LLC | 6222104 |
| 90092922 | TANDEM | TANDEM, LLC | — |
| 88273843 | TANDEM | Humans First Detroit | — |
| 87470376 | TANDEM | VARIAN MEDICAL SYSTEMS, INC. | — |
| 74698585 | TANDEM | Schunk Intec Incorporated | 2128007 |
| 74734906 | TANDEM | AFI LICENSING LLC | 1998308 |
| 88555979 | TANDEM | Unison | — |
| 86611475 | TANDEM | Digital Entertainment Corporation Of America | — |
| 79259825 | TANDEM | Tandem Money Limited | — |
| 85242486 | TANDEM | OraTec Corporation | 4250638 |
| 85206441 | TANDEM | STERLING INFOSYSTEMS, INC. | 4203004 |
| 87606329 | TANDEM | Tandem Coffee Roasters, LLC | — |
| 88126928 | TANDEM | Mason, Shelby R | — |
| 86682381 | TANDEM | Tandem Tech Ltd. | — |
| 79049074 | TANDEM | NIKON CORPORATION | 3627105 |
| 86856276 | TANDEM | New Leaf Speakers LLC | — |
| 87384364 | TANDEM | CALANDRA, CHARLES S. | — |
| 78791144 | TANDEM | CASCADES CANADA ULC | 3348256 |
| 85019268 | TANDEM | US LED, Ltd. | 3924225 |
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| 86929897 | TANDEM | WALKER & ZANGER, INC. | — |
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| 77893801 | TANDEM | MAYTAG PROPERTIES, LLC | 3912213 |
| 77910125 | TANDEM | Sonova Holding AG | 3896317 |
| 87169201 | TANDEM | Tandem Goods LLC | — |
| 86957923 | TANDEM | Saputo Cheese USA Inc. | — |
| 74131930 | TANDEM | Medco Containment Services, Inc. | 1729750 |
| 86453886 | TANDEM | INCONTRO S.P.A. | — |
| 85077344 | TANDEM | Tandem Diagnostics, Inc. | — |
| 85658567 | TANDEM | Affymax, Inc. | — |
| 85647034 | TANDEM | CELONOVA BIOSCIENCES, INC. | — |
| 85342425 | TANDEM | Big Bang | — |
| 85324367 | TANDEM | Intand Corporation | — |
| 78219818 | TANDEM | ABBOTT SPINE INC. | — |
| 77917803 | TANDEM | Sandusky Newspapers, Inc. | — |
| 76118062 | TANDEM | LA MONTRE HERMES SA | 2717800 |
