| Trademark / Brand Name |
Class(es) |
| SI LOGO +square |
35 |
| SI LOLITA DE LOLITA LEMPICK |
3 |
| SI LTALTEX fabrics |
24 |
| SI MAX |
11 |
| SI MINI +square |
6 |
| SI MOJI |
43 |
| SI MOONLIGHT PLAST +flower |
19 |
| SI MR. DUM detergent powder |
3 |
| SI MUSIC +ribbon |
9, 16 |
| SI MYRA +circles |
24 |
| SI NEW SUNDAR SADI FALL |
26 |
| SI NTPC lpg gas stove +flam |
11 |
| SI ODY |
2 |
| SI ONLINE +arcs & ovals |
38 |
| SI PALI |
25 |
| SI PANCHAL |
29 |
| SI PARASUN +sun |
9 |
| SI PHILEX +ovals |
9 |
| SI PHILEX +ovals & squares |
11 |
| SI PLASTO CHEME +pentagon |
19 |
| SI PLUS |
1 |
| SI PRIMESTAR +oval |
7 |
| SI PRINCE |
11 |
| SI PRODUCT NENO |
21 |
| SI QUALITY & CREDENCE |
37 |
| SI RADICON +cogwheel |
9 |
| SI RAGAZZE +square |
25 |
| SI REAL NANDI |
21 |
| SI REEF |
42 |
| SI RHATHI |
30 |
| SI ROSA |
25, 26 |
| SI ROUND +circle |
18, 24 |
| SI S.I. BRAND +circle |
17 |
| SI S.I. ENGINEERING PRODUCT |
6 |
| SI S.I. MARK JADI beedies |
34 |
| SI SABLE +sun & stripes |
3 |
| SI SADANI |
6 |
| SI SAENING INDIA +star |
31, 36 |
| SI SAFALTA +cogwheel |
30 |
| SI SAFFRON INDIA |
11 |
| SI SAFFRON INK ART & DESIGN |
16, 18, 20, 24 |
| SI SAGAR +cogwheel |
12 |
| SI SAGAR INDUSTRIES +oval |
6 |
| SI SAGAR INTERNATIONAL |
25 |
| SI SAGER |
7 |
| SI SAHARA india +lightning |
5 |
| SI SAI NATH +squares |
6 |
| SI SAI NATH INDUSTRIES |
6 |
| SI SAI SPEAKERS |
41 |
| SI SAINICO +triangle square |
9 |
| SI SAINSBURRY INC +square |
25 |
| SI SALEM |
6 |
| SI SALES INTELLECT +squares |
35 |
| SI SALVIN |
7 |
| SI SALVO HEALTHCARE |
5 |
| SI SAMCO +bulbe & tube |
11 |
| SI SAMI INFOTECH TUTORIALS |
41 |
| SI SAMLETI +flower |
24 |
| SI SAMPATH INSTITUTE +hat |
41 |
| SI SAMSOL india |
11 |
| SI SAMYAK INDUSTRIES +ovals |
29 |
| SI SANIDHYA INFRA TECH |
42 |
| SI SANJAY INSTRUMENTS +oval |
35 |
| SI SANJIVAN INDUSTRIES +ova |
7 |
| SI SANSKRUTI INFRATECH |
37 |
| SI SANSON +square |
16, 35 |
| SI SANTRA +squares |
16, 35, 40, 41, 45 |
| SI SANTRA +star & squares |
40 |
| SI SANTUSHTI +squares |
19 |
| SI SANYAM IMPEX |
24 |
| SI SARASH india |
24, 25 |
| SI SARKAR'S RIM JIM +circle |
32 |
| SI SARVODAYA +sun |
16 |
| SI SARWESHWAR instruments |
9 |
| SI SATHAVAHANA ISPAT LIMITE |
6 |
| SI SATHYAM INTERIORS +lines |
42 |
| SI SAUBHAGYA INN +oval |
42 |
| SI SAVALIYA INDUSTRIES |
31 |
| SI SAVICO GROUP +square |
35, 36, 39 |
| SI SCANJET |
7, 9, 11, 13, 42 |
| SI SCIENCE INTEGRA |
38, 44 |
| SI SCIENCE INTEGRA +arcs |
35 |
| SI SCINNOVATION |
35 |
| SI SCIPO |
25 |
| SI SEARS +square |
28 |
| SI SEASON |
7 |
| SI SECURE +arcs & oval |
20 |
| SI SEE INDIA +triangle |
39 |
| SI SEED INVEST +square |
36 |
| SI SEEISH |
24, 25 |
| SI SENSORIUM +book & arcs |
41 |
| SI SENSORS india +square |
9 |
| SI SERIES +circles |
9 |
| SI SERNET at your service |
36 |
| SI SERVETTE |
21 |
| SI SERVICES INTERNATIONAL |
35, 41 |
| SI SETU +squares |
37 |
| SI SHAHPURI +square |
12 |
| SI SHAILESH lock +circle |
6 |
| SI SHAKTI |
28 |