| Trademark / Brand Name |
Class(es) |
| BIOTIC-O |
5 |
| BIWI-O-BIWI |
9 |
| BIXOREN-O |
2 |
| BLUESNIPER O.E.S. PRODUCTS |
12 |
| BLUSH O CARE |
10 |
| BON O BON +hearts & circles |
30 |
| BON O BON +oval & toffee |
30 |
| BOON O MILK |
31 |
| BOON-O-MILK |
31 |
| BOON-O-MILK cattle feed |
31 |
| BORNCEF-O |
5 |
| BORNI'O |
30 |
| BOX 2 O |
32 |
| BRAIN O MAGIC |
41 |
| BRAIN O MAP +bulb |
42 |
| BREATH-O CORRECT +arcs |
9 |
| BREATH-O-SPRING |
5 |
| BREATHE-O-METER |
5 |
| BRIK O FIX +arcs & squares |
19 |
| BRIK O PLAST +arcs & square |
19 |
| BRISTOL W.D. & H.O. WILLS |
34 |
| BRU-O |
5 |
| BUFRAL-O |
5 |
| BUOFLOX-O |
5 |
| BURRP REST-O-BAR |
43 |
| C O M PRODUCT |
3 |
| C O'NEILL |
28 |
| C&O GROUP |
4, 35, 39, 40 |
| C-KAM-O |
5 |
| C-LET O |
5 |
| C.O |
12 |
| C.O. BIGELOW |
3 |
| C.O.C |
16 |
| C.O.C. |
29 |
| C.O.E |
29 |
| C.O.E. AKSHAYA |
29 |
| C.O.K.-10 |
5 |
| C.O.N.T.E.N.T.S |
26 |
| C.O.N.T.E.N.T.S. |
23 |
| C.O.P.S. |
41 |
| C.O.P.S. man |
25 |
| C.L.O. |
25 |
| C.R.O |
9 |
| C/O BANGALI +cartoon of man |
43 |
| C/O CAREOF +woman man hands |
44 |
| CA-O-LA |
3 |
| CA-O-LA lather |
3 |
| CAB-O-JET |
2 |
| CAB-O-SIL |
1 |
| CAB-O-SPERSE |
1 |
| CAD-O-K |
1 |
| CADI-O SUSPENSION 30ml |
5 |
| CAFE-O +arcs cup & saucer |
43 |
| CAKE O CLOCK +cake arc oval |
35 |
| CAKE O CLOCK +clock & arrow |
30 |
| CAKE O' CLOCK +cloud ribbon |
30 |
| CAL 'O' GRIP |
5 |
| CAL-O |
1 |
| CAL-O-CAL |
5 |
| CAL-O-LIP |
5 |
| CAL-O-MAX |
5 |
| CAL-O-NAL |
5 |
| CALCIMAX O P |
5 |
| CALFATE O |
5 |
| CALM O.25mg |
5 |
| CAN-O-LED |
11 |
| CAN-O-MAT |
7 |
| CANDICO MINT-O |
30 |
| CANDICO MINT-O AFTER SMOKE |
30 |
| CANDICO MINT-O FRESH |
30 |
| CANE 'O' FRESH |
43 |
| CANE-O-LA |
29 |
| CAR O ZONE |
39 |
| CAR-O-BAR |
43 |
| CAR-O-BLENDS |
5 |
| CAR-O-LINER |
7 |
| CARBO O weld +oval |
9 |
| CARD-O-CARE +heart |
5 |
| CARE O DENT |
5 |
| CAREW'S BLUE RIBAND TANG-O |
33 |
| CAST-O-CREPE |
10 |
| CAST-O-FIX |
10 |
| CAST-O-LITE |
10 |
| CAST-O-PLAST |
10 |
| CAST-O-POP |
10 |
| CAST-O-SOFT |
10 |
| CATCH O'DAY +circle & fish |
29 |
| CATCHE MUST-QUIT-O |
5, 9 |
| CC-OO CC DOUBLE O |
18, 25 |
| CEF3-O |
5 |
| CEFAXET-O |
5 |
| CEFCODE-O |
5 |
| CEFDAVIS-O +squares |
5 |
| CEFERA-O |
5 |
| CEFI-O |
5 |
| CEFIKIN-O +lines |
5 |
| CEFILIA O |
5 |
| CEFINUS O |
5 |
| CEFISHWET-O |
5 |
| CEFISPECTRA-O |
5 |
