| Trademark / Brand Name |
Class(es) |
| SI SHAKTI |
28 |
| SI SHAMEER INDUSTRIES |
6 |
| SI SHANKAR |
31 |
| SI SHANKHESHWAR +drop & tic |
32 |
| SI SHANTA +circles |
7 |
| SI SHANTI INTERNATIONAL |
24 |
| SI SHARE INFOLINE.COM |
38 |
| SI SHARON |
9 |
| SI SHARP INSTRUMENTS +oval |
9 |
| SI SHIFA INTERNATIONAL |
39 |
| SI SHINE |
9, 12 |
| SI SHINING india +flower |
19 |
| SI SHIVA +oval |
16 |
| SI SHIVA INDUSTRIES +square |
20 |
| SI SHIVA INFRACONSTRO |
37 |
| SI SHIVA RUBBER INDUSTRIES |
35 |
| SI SHIVALIK INDUSTRIES |
6 |
| SI SHIVAM |
10 |
| SI SHIVAM +arrows & square |
35 |
| SI SHIVAM GANGA |
7 |
| SI SHIVAM INTERNATIONAL |
18 |
| SI SHIVAM international |
21 |
| SI SHIVANI IMITATIONS +oval |
14 |
| SI SHOKAR INSTITUTIONS |
41 |
| SI SHREEJI +cogwheel |
7 |
| SI SHREEJI INDUSTRIES |
7 |
| SI SHREEJI SINGH'S TANDOORS |
21 |
| SI SHREEYOG INFOTECH +globe |
42 |
| SI SHRIDHAN AUTOMATION |
9 |
| SI SHRUTI |
7 |
| SI SHUBHAM |
40 |
| SI SHUBHAM +cogwheel |
7 |
| SI SHUBHCOAL SHUBHLAXMI |
30 |
| SI SHYAM INSTITUTE +ovals |
41 |
| SI SICCA +arcs & squares |
7 |
| SI SIDAP INDIA +oval |
9 |
| SI SIERRA |
42 |
| SI SIFLIX +hexagon |
25 |
| SI SIFTING FACTS ESS EFF |
26 |
| SI SIGATE PERFECTION ACTION |
16 |
| SI SIGMA +square |
7 |
| SI SIGMA INSTRUMENTS +squar |
9 |
| SI SIGN-IN INTERIORS +hut |
37 |
| SI SILVEX IMAGES |
14 |
| SI SIM SIM +circle |
32 |
| SI SIMPLEX +square |
9, 41, 42 |
| SI SINDHUBHUMI FOUNDATION |
29 |
| SI SINDIA +oval |
28 |
| SI SINGLA INDUSTRIES +circl |
12 |
| SI SINHAL'S special |
30 |
| SI SINOCK +bat |
28 |
| SI SIPA +oval |
16 |
| SI SIPCON +arc & circle |
35 |
| SI SITAL +oval |
43 |
| SI SIYO LOGICS +squares |
12 |
| SI SKIN-IT THE SECOND SKIN |
25, 35 |
| SI SKIPPER |
7 |
| SI SKYLARK INDUSTRIES +bird |
6, 12 |
| SI SKYLARK INITIATIVES |
35 |
| SI SLATEX INDIA +square |
35 |
| SI SLATEX india +square |
19 |
| SI SMB INFRA +stripes |
37 |
| SI SMITH india +oval |
16 |
| SI SNOW WHITE |
21 |
| SI SOFTWARE IMPERIAL +arcs |
42 |
| SI SOHM ADD LIFE TO LIVES |
5 |
| SI SOL B |
1 |
| SI SOLITAIRE INTERNATIONAL |
35 |
| SI SOLOKRAFTS +cross |
10 |
| SI SOLOSUN +sun |
28 |
| SI SOLOSUN INTERNATIONAL |
28 |
| SI SOMA |
9 |
| SI SOMTECH +square |
6 |
| SI SONALI +square |
7 |
| SI SPA INSTRUMENTS |
9 |
| SI SPECTRUM IMPEX +circle |
41 |
| SI SPIRE INDIA REMEDIES |
5 |
| SI STALWART IMPEX PVT. LTD. |
37 |
| SI STANCLIFFE +ovals |
16 |
| SI STANDARD GROUP +horses |
35 |
| SI STAR CLASSIC +star |
21 |
| SI STAR INTERNATIONAL +star |
1 |
| SI STARBRUM +star |
21 |
| SI STEM |
41 |
| SI STEP IN +square |
25 |
| SI STEP IN S.S. kitchen |
21 |
| SI STEPPER +oval |
9 |
| SI STERIMED INC. +oval |
5 |
| SI STERN india INTELLIGENCE |
36, 42, 45 |
| SI STP SOFTWARE |
35 |
| SI STRAINA +globe & oval |
30 |
| SI STYLON INTERIORS |
27 |
| SI SU +child |
25 |
| SI SUBHAN INTERNATIONAL |
3 |
| SI SUBHASH IRRIGATION +plan |
21 |
| SI SUBHLAXMI SHUBHCOAL |
30 |
| SI SUFALA IRRIGATION +drop |
11 |
| SI SUMANGLAM INTERNATIONAL |
2, 9 |
| SI SUMITRA INTERIO |
20 |
| SI SUMPAP INDIA |
16 |