USPC Class Details

Description: D14 recording, communication, or information retrieval equipment / d14 recording, communication, or information retrieval equipment/(496) video or audio transmission, recording or playback equipment

Hierarchy/Derived subclasses

D14 / 496	-> 497
	-> 498	-> 499
		-> 500	-> 501
			-> 502	-> 503	-> 504
				-> 505	-> 506
		-> 507	-> 508
			-> 509
			-> 510
		-> 511
	-> 125	-> 126	-> 127
			-> 128
			-> 129	-> 130
				-> 131
			-> 132
			-> 133
			-> 134
		-> 135
	-> 137	-> 138r	-> 138aa
			-> 138ab
			-> 138ac
			-> 138ad
			-> 138c
			-> 138g
		-> 139
	-> 140	-> 140.1	-> 140.2	-> 140.3
			-> 140.4
			-> 140.5	-> 140.6
			-> 140.7	-> 140.8
				-> 140.9	-> 140.11
		-> 141.1	-> 141.2
		-> 141.3
		-> 142	-> 143
			-> 144	-> 4
			-> 145
			-> 146
			-> 147
			-> 148
			-> 149	-> 5	-> 150	-> 151	-> 152
						-> 153
	-> 154
	-> 155	-> 6
	-> 157
	-> 158
	-> 159	-> 7
	-> 160	-> 161	-> 162	-> 163
			-> 164	-> 165
			-> 166
	-> 167
	-> 168	-> 8	-> 169
			-> 170	-> 171
			-> 172
	-> 173	-> 174
	-> 175	-> 176	-> 177
			-> 178
		-> 179
		-> 180
		-> 181
		-> 182
		-> 183
		-> 184	-> 9
	-> 185	-> 186	-> 187
	-> 188	-> 189	-> 190
		-> 191
		-> 192
		-> 193
		-> 194	-> 195
			-> 196
		-> 197	-> 198
	-> 199	-> 200
		-> 201
		-> 202
		-> 203
	-> 203.1	-> 203.2
		-> 203.3	-> 203.4
			-> 203.5
			-> 203.6
			-> 203.7
		-> 203.8
	-> 204	-> 10	-> 205	-> 206
			-> 207
			-> 208
			-> 209
			-> 209.1
			-> 210	-> 211
				-> 212
				-> 213
				-> 214
				-> 215
			-> 216
	-> 217	-> 11	-> 218
			-> 219	-> 220
			-> 221	-> 12	-> 222
					-> 223
					-> 224	-> 224.1
			-> 225	-> 226
				-> 227
				-> 228
				-> 229
			-> 230	-> 27	-> 231
					-> 232
					-> 233
					-> 234	-> 235
						-> 236
					-> 237
					-> 238
			-> 238.1
			-> 239	-> 13
			-> 240	-> 242	-> 22
				-> 243
				-> 244	-> 245
					-> 246	-> 247
				-> 248	-> 23	-> 249	-> 24
				-> 250
				-> 251	-> 252
					-> 253
					-> 254
				-> 255
				-> 256
			-> 257	-> 258
			-> 259
			-> 260
			-> 260.1
			-> 261	-> 262
				-> 263
				-> 264
			-> 265

uspto searches

Patent Apps in D14/496

Granted Patents in D14/496

Use the links above or do an advanced search in ppubs for:
(D14/496.ccls. or D14/497.ccls. or D14/498.ccls. or D14/499.ccls. or D14/500.ccls. or D14/501.ccls. or D14/502.ccls. or D14/503.ccls. or D14/504.ccls. or D14/505.ccls. or D14/506.ccls. or D14/507.ccls. or D14/508.ccls. or D14/509.ccls. or D14/510.ccls. or D14/511.ccls. or D14/125.ccls. or D14/126.ccls. or D14/127.ccls. or D14/128.ccls. or D14/129.ccls. or D14/130.ccls. or D14/131.ccls. or D14/132.ccls. or D14/133.ccls. or D14/134.ccls. or D14/135.ccls. or D14/137.ccls. or D14/138r.ccls. or D14/138aa.ccls. or D14/138ab.ccls. or D14/138ac.ccls. or D14/138ad.ccls. or D14/138c.ccls. or D14/138g.ccls. or D14/139.ccls. or D14/140.ccls. or D14/140.1.ccls. or D14/140.2.ccls. or D14/140.3.ccls. or D14/140.4.ccls. or D14/140.5.ccls. or D14/140.6.ccls. or D14/140.7.ccls. or D14/140.8.ccls. or D14/140.9.ccls. or D14/140.11.ccls. or D14/141.1.ccls. or D14/141.2.ccls. or D14/141.3.ccls. or D14/142.ccls. or D14/143.ccls. or D14/144.ccls. or D14/4.ccls. or D14/145.ccls. or D14/146.ccls. or D14/147.ccls. or D14/148.ccls. or D14/149.ccls. or D14/5.ccls. or D14/150.ccls. or D14/151.ccls. or D14/152.ccls. or D14/153.ccls. or D14/154.ccls. or D14/155.ccls. or D14/6.ccls. or D14/157.ccls. or D14/158.ccls. or D14/159.ccls. or D14/7.ccls. or D14/160.ccls. or D14/161.ccls. or D14/162.ccls. or D14/163.ccls. or D14/164.ccls. or D14/165.ccls. or D14/166.ccls. or D14/167.ccls. or D14/168.ccls. or D14/8.ccls. or D14/169.ccls. or D14/170.ccls. or D14/171.ccls. or D14/172.ccls. or D14/173.ccls. or D14/174.ccls. or D14/175.ccls. or D14/176.ccls. or D14/177.ccls. or D14/178.ccls. or D14/179.ccls. or D14/180.ccls. or D14/181.ccls. or D14/182.ccls. or D14/183.ccls. or D14/184.ccls. or D14/9.ccls. or D14/185.ccls. or D14/186.ccls. or D14/187.ccls. or D14/188.ccls. or D14/189.ccls. or D14/190.ccls. or D14/191.ccls. or D14/192.ccls. or D14/193.ccls. or D14/194.ccls. or D14/195.ccls. or D14/196.ccls. or D14/197.ccls. or D14/198.ccls. or D14/199.ccls. or D14/200.ccls. or D14/201.ccls. or D14/202.ccls. or D14/203.ccls. or D14/203.1.ccls. or D14/203.2.ccls. or D14/203.3.ccls. or D14/203.4.ccls. or D14/203.5.ccls. or D14/203.6.ccls. or D14/203.7.ccls. or D14/203.8.ccls. or D14/204.ccls. or D14/10.ccls. or D14/205.ccls. or D14/206.ccls. or D14/207.ccls. or D14/208.ccls. or D14/209.ccls. or D14/209.1.ccls. or D14/210.ccls. or D14/211.ccls. or D14/212.ccls. or D14/213.ccls. or D14/214.ccls. or D14/215.ccls. or D14/216.ccls. or D14/217.ccls. or D14/11.ccls. or D14/218.ccls. or D14/219.ccls. or D14/220.ccls. or D14/221.ccls. or D14/12.ccls. or D14/222.ccls. or D14/223.ccls. or D14/224.ccls. or D14/224.1.ccls. or D14/225.ccls. or D14/226.ccls. or D14/227.ccls. or D14/228.ccls. or D14/229.ccls. or D14/230.ccls. or D14/27.ccls. or D14/231.ccls. or D14/232.ccls. or D14/233.ccls. or D14/234.ccls. or D14/235.ccls. or D14/236.ccls. or D14/237.ccls. or D14/238.ccls. or D14/238.1.ccls. or D14/239.ccls. or D14/13.ccls. or D14/240.ccls. or D14/242.ccls. or D14/22.ccls. or D14/243.ccls. or D14/244.ccls. or D14/245.ccls. or D14/246.ccls. or D14/247.ccls. or D14/248.ccls. or D14/23.ccls. or D14/249.ccls. or D14/24.ccls. or D14/250.ccls. or D14/251.ccls. or D14/252.ccls. or D14/253.ccls. or D14/254.ccls. or D14/255.ccls. or D14/256.ccls. or D14/257.ccls. or D14/258.ccls. or D14/259.ccls. or D14/260.ccls. or D14/260.1.ccls. or D14/261.ccls. or D14/262.ccls. or D14/263.ccls. or D14/264.ccls. or D14/265.ccls.)

At about 35 search terms the uspto will give you this error "Too many search terms" The 35th term is bold.

This will show what classes derive from the input. Ex: entering 43/42.24 shows the derived classes and the search that can be used to find patents or patent applications in those subclasses.

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