| Trademark / Brand Name |
Class(es) |
| SIGMA SHOCK 999 +flash oval |
5 |
| SIGMA SHOCK 999 +oval ribbo |
1 |
| SIGMA SIREN +arcs & square |
1, 5 |
| SIGMA SPEED OF INNOVATIONS |
12, 35 |
| SIGMA SUPER FUN +birds |
3 |
| SIGMA SYLADCANCE |
2 |
| SIGMA SYSTEM CENTER |
9 |
| SIGMA TAAZA +drops & arcs |
5 |
| SIGMA TAAZA +leaf & arcs |
1 |
| SIGMA TALLY BIO-POWDER +ova |
1, 5 |
| SIGMA TELELINK +hands |
36 |
| SIGMA THE EYES DELIGHT |
9 |
| SIGMA THEENMAR +arrow lines |
1 |
| SIGMA THEENMAR +flame lines |
5 |
| SIGMA THERM |
1, 7, 11 |
| SIGMA THERM heating solutio |
7, 11 |
| SIGMA TOOLINGS |
12, 42 |
| SIGMA TUSKER +elephant |
1, 5 |
| SIGMA VEGAS +arrow & stripe |
1 |
| SIGMA VERITAS +circles |
41 |
| SIGMA WALL |
2 |
| SIGMA WELD |
7 |
| SIGMA X |
36 |
| SIGMA Z |
7 |
| SIGMA adhesive tape +ovals |
17 |
| SIGMA agri group +oval |
1 |
| SIGMA aids |
9 |
| SIGMA air-conditioning |
35 |
| SIGMA automobile parts |
12 |
| SIGMA choice of more people |
11 |
| SIGMA cores |
17 |
| SIGMA dash board polish |
3 |
| SIGMA diagnostics |
5 |
| SIGMA electricals |
35 |
| SIGMA electro systems |
9 |
| SIGMA food products |
29 |
| SIGMA gold |
25 |
| SIGMA gold +sigma |
14 |
| SIGMA in devnagari |
7 |
| SIGMA inc +oval |
35 |
| SIGMA manpower & marketing |
16 |
| SIGMA mild steel electrodes |
9 |
| SIGMA more premium +peacock |
5 |
| SIGMA pantothenate |
5 |
| SIGMA plus +oval |
9 |
| SIGMA ply & board +elephant |
19 |
| SIGMA rich foam |
3 |
| SIGMA'S EVER DAY spices |
30 |
| SIGMA'S EVERSPICE +hills |
30 |
| SIGMA'S EVERYDAY +squares |
30 |
| SIGMA'S EVERYDAY spices |
30 |
| SIGMA'S MILLER |
1 |
| SIGMA'S ROOT ZONE +plant |
35 |
| SIGMA-CHEME |
1 |
| SIGMA-L SIGMA LINK |
6, 7, 10, 19 |
| SIGMA-L SIGMA LINK +sigma |
7 |
| SIGMA-TAU +square |
5, 41, 42 |
| SIGMA-VII COMPUTERS +globe |
41 |
| SIGMA-byte COMPUTERS +squar |
9 |
| SIGMA-ct |
5 |
| 1 SIGMA ONE +square |
37 |
| 12 SIGMA +sigma & squares |
20 |
| 6TH SENSE 6 SIGMA +organs |
42 |
| AGIP SIGMA TRUCK |
4 |
| AJ SIGMA +ovals |
7 |
| AKEY SIGMA supari |
31 |
| AQUA FAMILY SIGMA |
11 |
| AV SIGMA |
9 |
| BAHADUR SIGMA +squares |
25 |
| BAJAJ SIGMA |
12 |
| BENCHMARK 6 IX SIGMA |
41 |
| BLOOM SIGMA |
19 |
| DAIKYO D SIGMA INNOVATION |
10, 17, 20, 21 |
| DIAMOND SIGMA +square |
12 |
| E SIGMA |
16 |
| E SIGMA +square |
9 |
| E SIGMA CHECK +tick & oval |
9 |
| E SIGMA CORPORATION |
9 |
| E SIGMA INDX +sigma |
9 |
| E SIGMA ROLLERS +circles |
17 |
| E PLANET SIGMA +arcs |
41 |
| E-SIX SIGMA +line |
41 |
| EMS SIGMA |
9 |
| ENI I-SIGMA |
4 |
| GOLD SIGMA +arrows |
9 |
| GRL INTERNATIONAL SIGMA |
12 |
| GRL INTERNATIONAL SIGMA DLX |
12 |
| LEAN SIX SIGMA IN NUTSHELL |
16 |
| MU SIGMA |
35, 42 |
| MU APT SIGMA APTITUDE +face |
42 |
| MU APT MU SIGMA +arcs & fac |
42 |
| MU APT MU SIGMA +arrows fac |
41 |
| MU APT MU SIGMA APTITUDE |
35, 41, 44 |
| MUAPT MU SIGMA +arrows face |
35 |
| MUAPT MU SIGMA APTITUDE TES |
9 |
| NUSUN SIGMA |
31 |
| OPTO SIGMA |
9 |
| PROXANA SIGMA-TAU |
5 |
| S SIGMA |
9 |
| S SIGMA +arcs |
35 |
