| GUARDWIRE 0852247 · TMA542279 | Medtronic Vascular, Inc. (a Delaware corporation) | 10 Medical35 Advertising41 Education | Registered | 2001 |
| GUARDWEAR 2032548 · TMA1163218 · design | M·TECHSTS Co. Ltd. | 9 Electronics | Registered | 2023 |
| GUARDTREE 2045236 · TMA1185885 · design | Guardtree Inc. | 35 Advertising36 Finance40 Treatment+1 | Registered | 2023 |
| GuardTree 2031169 · TMA1185838 | Guardtree Inc. | 35 Advertising36 Finance40 Treatment+1 | Registered | 2023 |
| GUARDWRAP 1324287 · TMA768561 | Guardian Building Products, Inc. (a Georgia corporation) | 17 Rubber | Registered | 2010 |
| GUARDAIR 1108442 · TMA603308 | GUARDAIR CORPORATION, A corporation organized under the laws of the Commonwealth of Massachusetts | 8 Hand | Registered | 2004 |
| GUARDRITE 0581461 · TMA340171 | Rite-Hite Holding Corporation (a Wisconsin corporation) | 6 Metal | Registered | 1988 |
| GUARDTREE 2213961 · design | Guardtree Inc. | 35 Advertising36 Finance40 Treatment+1 | Pending | 2022 |
| GUARDRAILS 1096397 · TMA649604 | Carefusion 303, Inc. (a Delaware corporation) | 9 Electronics10 Medical | Registered | 2005 |
| GARDEUR 1996973 · TMA1167564 · design | an individual | 25 Clothing35 Advertising | Registered | 2023 |
| GEARDRIVE 1915580 · TMA1091438 | IDEV TECHNOLOGIES, INC. | 10 Medical | Registered | 2021 |
| GARDEUR 1594755 · TMA865676 | an individual | 25 Clothing | Registered | 2013 |
| GUARDRFID 1435384 · TMA785424 | Guard RFID Solutions Inc. | 9 Electronics | Registered | 2010 |
| gardeur 1329297 · TMA756592 | an individual | 25 Clothing | Registered | 2010 |
| GRIDAWARE 2331005 | X Development LLC | 9 Electronics38 Telecommunications39 Transport+1 | Pending | 2023 |
| GIRDHAR 2303362 · design | VENUSCA GLOBAL CORPORATION | 30 Coffee | Pending | 2024 |
| Grotrevleg 2201462 · TMA1239768 | Dalian Bangpei E-commerce Network Technology Co., LTD. | 11 Lighting | Registered | 2024 |
| GARDAWORLD 2181526 · TMA1261213 · design | Corporation de Sécurité Garda World Garda World Security Corporation | 45 Legal | Registered | 2024 |
| GRYDRENT 2174153 · TMA1272544 · design | Gryd Digital Media Ltd. | 9 Electronics35 Advertising36 Finance | Registered | 2024 |
| GRIDREWARDS 2170170 · TMA1198207 · design | Energy Technology Savings, Inc. | 35 Advertising | Registered | 2023 |
| GroTheory 2142647 · TMA1201575 | Shenzhen Yihong Kuailv Technology Co. LTD | 3 Cosmetics | Registered | 2023 |
| gradury 2132673 · TMA1194830 | an individual | 25 Clothing | Registered | 2023 |
| greyder 2075539 · TMA1207114 · design | Owner not shown | 18 Leather25 Clothing35 Advertising | Registered | 2023 |
| GEARDRIVER 2018828 · TMA1215810 | Apex Brands, Inc. | 8 Hand | Registered | 2023 |
| GARDAWORLD 2010834 · TMA1259095 | Corporation de Sécurité Garda World Garda World Security Corporation | 35 Advertising42 Science45 Legal | Registered | 2024 |