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You are viewing a US to IPC Concordance.
US to IPC8 Concordance for
Class 349 LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS
Printable Version[PDF]
See notes regarding proper use of US-to-IPC Concordances.
U.S. Subclass IPC8 Subclass IPC8 Group
1  -  3 G     02    F 1     /     13
4  -  18 G     02    F 1     /     1335
19  -  23 G     02    F 1     /     133
23 G     02    F 1     /     137
24  -  30 G     02    F 1     /     135
31  -  34 G     02    F 1     /     133
35 G     02    F 1     /     137
36 G     02    F 1     /     133
37 G     02    F 1     /     141
37 G     09    G 3     /     36
38  -  39 G     02    F 1     /     1343
40 G     02    F 1     /     1333
41  -  53 G     02    F 1     /     136
49 G     02    F 1     /     135
54 G     02    F 1     /     1333
55 G     02    F 1     /     1343
56 G     02    F 1     /     1333
57 G     02    F 1     /     1335
58  -  60 G     02    F 1     /     1333
61  -  71 G     02    F 1     /     1335
72  -  73 G     02    F 1     /     133
74  -  83 G     02    F 1     /     1347
84  -  94 G     02    F 1     /     1333
95  -  109 G     02    F 1     /     1335
110  -  111 G     02    F 1     /     1333
112  -  115 G     02    F 1     /     1335
116 G     02    F 1     /     133
117  -  121 G     02    F 1     /     1335
122 G     02    F 1     /     1333
123  -  132 G     02    F 1     /     1337
133  -  136 G     02    F 1     /     141
137 G     02    F 1     /     1335
138 G     02    F 1     /     1333
139  -  148 G     02    F 1     /     1343
149  -  152 G     02    F 1     /     1345
153  -  157 G     02    F 1     /     1339
158  -  162 G     02    F 1     /     1333
163  -  164 C     09    K 19     /     52
165 C     09    K 19     /     60
166 C     09    K 19     /     52
167  -  186 C     09    K 19     /     02
187  -  188 G     02    F 1     /     13
189 G     02    F 1     /     1341
190 G     02    F 1     /     1339
191 G     02    F 1     /     1337
192  -  202 G     02    F 1     /     13

Regarding US-to-IPC Concordances [Concordances between US Patent Classification and the International Patent Classification Eighth Edition]: The USPC does not precisely concord to the IPC. Users of this Concordance must look at the IPC schedules to select an appropriate classification for the concept being classified.

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