| Trademark / Brand Name |
Class(es) |
| SIDDHIKA in devnagari +drop |
30 |
| SIDDHKALA in devnagari |
30 |
| SIDERAL in devnagari |
5 |
| SIDHARTH in oriya +ovals |
41 |
| SIGMA in devnagari |
7 |
| SIGNET PRESS in bengali |
16 |
| SIGNIFOR in devnagari |
5 |
| SIIHAA XI HA in chinese |
34 |
| SIKANDER in devnagari +arro |
7, 17, 35 |
| SIKANDER-E-AZAM in devnagar |
7 |
| SIKJAJAE WANG in korean |
29, 30 |
| SIKKA in devnagari |
30 |
| SIKKANAM in tamil +stripes |
27 |
| SIKVADRA in devnagari |
5, 10 |
| SILK in japanese |
3 |
| SILU in chinese |
5 |
| SILVER UNIT in chinese |
9, 36 |
| SIMBRENZA in devnagari |
5 |
| SIMBRINJHAN in devnagari |
5 |
| SIMBRINZA in devnagari |
5 |
| SIMEX in devnagari |
3 |
| SIMMIL in arabic |
3 |
| SINAULA in devnagari |
3 |
| SINDHU VADEWALE in devnagar |
43 |
| SINDHURA BIDI in tamil |
34 |
| SINENKAIA in russian |
33 |
| SINGARA in devnagari |
7 |
| SINGHAL in devnagari +box |
19 |
| SINHA SUNDARI in bengali |
34 |
| SINHSHAKTI in devnagari |
14 |
| SINPHA +man in triangle |
3 |
| SINRESID in devnagari |
5 |
| SINUPRET in devnagari |
5 |
| SIPAHI in devnagari |
30 |
| SIRF ACCHA DO in devnagari |
34 |
| SIRF ACHHA DO in devnagari |
31 |
| SIRI in devnagari |
9, 14, 28, 35, 38, 41, 42, 43, 45 |
| SIRMANTIL in devnagari |
5 |
| SIRMORE in devnagari +arcs |
24 |
| SISIRA in malayalam +leaf |
32 |
| SISTAIN BALANCE in devnagar |
5 |
| SISTY in devnagari |
3 |
| SITA in devnagari |
30 |
| SITA in devnagari +ribbon |
34 |
| SITA BANVAS in devnagari |
9 |
| SITAI in devnagari +ovals |
29 |
| SITAR in devnagari +circles |
32 |
| SITI CABLE in devnagari |
16 |
| SITIK in devnagari |
5 |
| SIYARAM in devnagari |
24, 25 |
| SIYARAM'S +s in square |
11 |
| SJR in diamond |
6 |
| SKAFO in devnagari |
5 |
| SKITTLES in devnagari |
30 |
| SKOBONIL in devnagari |
5 |
| SKODA +bird in circle |
7, 8, 11, 12 |
| SKS in oval |
7 |
| SLEEPO sleep in comfort |
20 |
| SLIPDISC.in |
41 |
| SMART BAKERS in devnagari |
29 |
| SMART made in india +ovals |
25 |
| SMARTGRAM in devnagari |
42, 44 |
| SMERNOVA in russian |
33 |
| SMERPHET in devnagari |
3, 21, 25 |
| SMIRITARISHT in devnagari |
5 |
| SMRUTI SMRUTI in devnagari |
25 |
| SNEH in devnagari |
3, 30 |
| SNEHAL in devnagari +square |
11 |
| SNEHAL BHOJNALAY in hindi |
43 |
| SNEHAL BUMB in devnagari |
11 |
| SNEHALAYA in devnagari |
42 |
| SNEHIT in devnagari +square |
25 |
| SNICKER in devnagari |
30 |
| SNOW 2-in-one socket |
9 |
| SOCH SE AMIR in devnagari |
19 |
| SOCIALI in devnagari |
38, 41, 42 |
| SOCIALLY in devnagari |
35 |
| SOEX in urdu |
34 |
| SOFITEL in devnagari |
43 |
| SOFIYA PANDIT in devnagari |
16 |
| SOFT CORNER in devnagari |
36 |
| SOHAM in devnagari |
3, 5, 30, 31 |
| SOHAM in devnagari +stripes |
38 |
| SOHAM UPASNA in devnagari |
41 |
| SOHAMPRASH in devnagari |
5 |
| SOHANA punjab in devnagari |
31 |
| SOHINI brand in devnagari |
29 |
| SOHNA in devnagari |
7 |
| SOLIDEX in devnagari +oval |
20 |
| SOLKADI in devnagari +ovals |
32 |
| SOMAN in devnagari |
34 |
| SOMYASIDDHI in devnagari |
3 |
| SON ROLLS +in devnagari |
30 |
| SONA in devnagari |
7, 30, 35 |
| SONA BHOG in devnagari |
31 |
| SONA CHANDI in devnagari |
30, 31 |
| SONA MEDICALS in devnagari |
35 |
| SONA TOP in devnagari |
30 |
| SONA bulb in devnagari |
4 |
| SONA live in devnagari |
5 |
