CPC to IPC Concordance for Subclass H 04R

Version: 2026.08

CPC Group	IPC Group
H 04R 1/00	H 04 R 1/00
H 04R 1/005	H 04 R 1/00
H 04R 1/02	H 04 R 1/02
H 04R 1/021	H 04 R 1/02
H 04R 1/023	H 04 R 1/02
H 04R 1/025	H 04 R 1/02
H 04R 1/026	H 04 R 1/02
H 04R 1/028	H 04 R 1/02
H 04R 1/04	H 04 R 1/04
H 04R 1/06	H 04 R 1/06
H 04R 1/08	H 04 R 1/08
H 04R 1/083	H 04 R 1/08
H 04R 1/086	H 04 R 1/08
H 04R 1/10	H 04 R 1/10
H 04R 1/1008	H 04 R 1/10
H 04R 1/1016	H 04 R 1/10
H 04R 1/1025	H 04 R 1/1025
H 04R 1/1033	H 04 R 1/10
H 04R 1/1041	H 04 R 1/10
H 04R 1/105	H 04 R 1/10
H 04R 1/1058	H 04 R 1/10
H 04R 1/1066	H 04 R 1/10
H 04R 1/1075	H 04 R 1/10
H 04R 1/1083	H 04 R 1/10
H 04R 1/1091	H 04 R 1/10
H 04R 1/12	H 04 R 1/12
H 04R 1/14	H 04 R 1/14
H 04R 1/16	H 04 R 1/16
H 04R 1/18	H 04 R 1/18
H 04R 1/20	H 04 R 1/20
H 04R 1/22	H 04 R 1/22
H 04R 1/222	H 04 R 1/22
H 04R 1/225	H 04 R 1/22
H 04R 1/227	H 04 R 1/22
H 04R 1/24	H 04 R 1/24
H 04R 1/245	H 04 R 1/24
H 04R 1/26	H 04 R 1/26
H 04R 1/265	H 04 R 1/26
H 04R 1/28	H 04 R 1/28
H 04R 1/2803	H 04 R 1/28
H 04R 1/2807	H 04 R 1/28
H 04R 1/2811	H 04 R 1/28
H 04R 1/2815	H 04 R 1/28
H 04R 1/2819	H 04 R 1/28
H 04R 1/2823	H 04 R 1/28
H 04R 1/2826	H 04 R 1/28
H 04R 1/283	H 04 R 1/28
H 04R 1/2834	H 04 R 1/28
H 04R 1/2838	H 04 R 1/28
H 04R 1/2842	H 04 R 1/28
H 04R 1/2846	H 04 R 1/28
H 04R 1/2849	H 04 R 1/28
H 04R 1/2853	H 04 R 1/28
H 04R 1/2857	H 04 R 1/28
H 04R 1/2861	H 04 R 1/28
H 04R 1/2865	H 04 R 1/28
H 04R 1/2869	H 04 R 1/28
H 04R 1/2873	H 04 R 1/28
H 04R 1/2876	H 04 R 1/28
H 04R 1/288	H 04 R 1/28
H 04R 1/2884	H 04 R 1/28
H 04R 1/2888	H 04 R 1/28
H 04R 1/2892	H 04 R 1/28
H 04R 1/2896	H 04 R 1/28
H 04R 1/30	H 04 R 1/30
H 04R 1/32	H 04 R 1/32
H 04R 1/323	H 04 R 1/32
H 04R 1/326	H 04 R 1/32
H 04R 1/34	H 04 R 1/34
H 04R 1/342	H 04 R 1/34
H 04R 1/345	H 04 R 1/34
H 04R 1/347	H 04 R 1/34
H 04R 1/36	H 04 R 1/36
H 04R 1/38	H 04 R 1/38
H 04R 1/40	H 04 R 1/40
H 04R 1/403	H 04 R 1/40
H 04R 1/406	H 04 R 1/40
H 04R 1/42	H 04 R 1/42
H 04R 1/44	H 04 R 1/44
H 04R 1/46	H 04 R 1/46
H 04R 3/00	H 04 R 3/00
H 04R 3/002	H 04 R 3/00
H 04R 3/005	H 04 R 3/00
H 04R 3/007	H 04 R 3/00
H 04R 3/02	H 04 R 3/02
H 04R 3/04	H 04 R 3/04
H 04R 3/06	H 04 R 3/06
H 04R 3/08	H 04 R 3/08
H 04R 3/10	H 04 R 3/10
H 04R 3/12	H 04 R 3/12
H 04R 3/14	H 04 R 3/14
H 04R 5/00	H 04 R 5/00
H 04R 5/02	H 04 R 5/02
H 04R 5/023	H 04 R 5/02
H 04R 5/027	H 04 R 5/027
H 04R 5/033	H 04 R 5/033
H 04R 5/0335	H 04 R 5/033
H 04R 5/04	H 04 R 5/04
H 04R 7/00	H 04 R 7/00
H 04R 7/02	H 04 R 7/02
H 04R 7/04	H 04 R 7/04
H 04R 7/045	H 04 R 7/04
H 04R 7/06	H 04 R 7/06
H 04R 7/08	H 04 R 7/08
H 04R 7/10	H 04 R 7/10
H 04R 7/12	H 04 R 7/12
H 04R 7/122	H 04 R 7/12
H 04R 7/125	H 04 R 7/12
H 04R 7/127	H 04 R 7/12
H 04R 7/14	H 04 R 7/14
H 04R 7/16	H 04 R 7/16
H 04R 7/18	H 04 R 7/18
H 04R 7/20	H 04 R 7/20
H 04R 7/22	H 04 R 7/22
H 04R 7/24	H 04 R 7/24
H 04R 7/26	H 04 R 7/26
H 04R 9/00	H 04 R 9/00
H 04R 9/02	H 04 R 9/02
H 04R 9/022	H 04 R 9/02
H 04R 9/025	H 04 R 9/02
H 04R 9/027	H 04 R 9/02
H 04R 9/04	H 04 R 9/04
H 04R 9/041	H 04 R 9/04
H 04R 9/042	H 04 R 9/04
H 04R 9/043	H 04 R 9/04
H 04R 9/045	H 04 R 9/04
H 04R 9/046	H 04 R 9/04
H 04R 9/047	H 04 R 9/04
H 04R 9/048	H 04 R 9/04
H 04R 9/06	H 04 R 9/06
H 04R 9/063	H 04 R 9/06
H 04R 9/066	H 04 R 9/06
H 04R 9/08	H 04 R 9/08
H 04R 9/10	H 04 R 9/10
H 04R 9/12	H 04 R 9/12
H 04R 9/14	H 04 R 9/14
H 04R 9/16	H 04 R 9/16
H 04R 9/18	H 04 R 9/18
H 04R 11/00	H 04 R 11/00
H 04R 11/02	H 04 R 11/02
H 04R 11/04	H 04 R 11/04
H 04R 11/06	H 04 R 11/06
H 04R 11/08	H 04 R 11/08
H 04R 11/10	H 04 R 11/10
H 04R 11/12	H 04 R 11/12
H 04R 11/14	H 04 R 11/14
H 04R 13/00	H 04 R 13/00
H 04R 13/02	H 04 R 13/02
H 04R 15/00	H 04 R 15/00
H 04R 15/02	H 04 R 15/02
H 04R 17/00	H 04 R 17/00
H 04R 17/005	H 04 R 17/00
H 04R 17/02	H 04 R 17/02
H 04R 17/025	H 04 R 17/02
H 04R 17/04	H 04 R 17/04
H 04R 17/06	H 04 R 17/06
H 04R 17/08	H 04 R 17/08
H 04R 17/10	H 04 R 17/10
H 04R 19/00	H 04 R 19/00
H 04R 19/005	H 04 R 19/00
H 04R 19/01	H 04 R 19/01
H 04R 19/013	H 04 R 19/01
H 04R 19/016	H 04 R 19/01
H 04R 19/02	H 04 R 19/02
H 04R 19/04	H 04 R 19/04
H 04R 19/06	H 04 R 19/06
H 04R 19/08	H 04 R 19/08
H 04R 19/10	H 04 R 19/10
H 04R 21/00	H 04 R 21/00
H 04R 21/02	H 04 R 21/02
H 04R 21/021	H 04 R 21/02
H 04R 21/023	H 04 R 21/02
H 04R 21/025	H 04 R 21/02
H 04R 21/026	H 04 R 21/02
H 04R 21/028	H 04 R 21/02
H 04R 21/04	H 04 R 21/04
H 04R 23/00	H 04 R 23/00
H 04R 23/002	H 04 R 23/00
H 04R 23/004	H 04 R 23/00
H 04R 23/006	H 04 R 23/00
H 04R 23/008	H 04 R 23/00
H 04R 23/02	H 04 R 23/02
H 04R 25/00	H 04 R 25/00
H 04R 25/02	H 04 R 25/02
H 04R 25/04	H 04 R 25/04
H 04R 25/30	H 04 R 25/00
H 04R 25/305	H 04 R 25/00
H 04R 25/35	H 04 R 25/00
H 04R 25/353	H 04 R 25/00
H 04R 25/356	H 04 R 25/00
H 04R 25/40	H 04 R 25/00
H 04R 25/402	H 04 R 25/00
H 04R 25/405	H 04 R 25/00
H 04R 25/407	H 04 R 25/00
H 04R 25/43	H 04 R 25/00
H 04R 25/45	H 04 R 25/00
H 04R 25/453	H 04 R 25/00
H 04R 25/456	H 04 R 25/00
H 04R 25/48	H 04 R 25/00
H 04R 25/50	H 04 R 25/00
H 04R 25/502	H 04 R 25/00
H 04R 25/505	H 04 R 25/00
H 04R 25/507	H 04 R 25/00
H 04R 25/55	H 04 R 25/00
H 04R 25/552	H 04 R 25/00
H 04R 25/554	H 04 R 25/00
H 04R 25/556	H 04 R 25/00
H 04R 25/558	H 04 R 25/00
H 04R 25/60	H 04 R 25/00
H 04R 25/602	H 04 R 25/00
H 04R 25/603	H 04 R 25/00
H 04R 25/604	H 04 R 25/00
H 04R 25/606	H 04 R 25/00
H 04R 25/607	H 04 R 25/00
H 04R 25/609	H 04 R 25/00
H 04R 25/65	H 04 R 25/00
H 04R 25/652	H 04 R 25/00
H 04R 25/654	H 04 R 25/00
H 04R 25/656	H 04 R 25/00
H 04R 25/658	H 04 R 25/00
H 04R 25/659	H 04 R 25/00
H 04R 25/70	H 04 R 25/00
H 04R 25/75	H 04 R 25/00
H 04R 27/00	H 04 R 27/00
H 04R 27/02	H 04 R 27/02
H 04R 27/04	H 04 R 27/04
H 04R 29/00	H 04 R 29/00
H 04R 29/001	H 04 R 29/00
H 04R 29/002	H 04 R 29/00
H 04R 29/003	H 04 R 29/00
H 04R 29/004	H 04 R 29/00
H 04R 29/005	H 04 R 29/00
H 04R 29/006	H 04 R 29/00
H 04R 29/007	H 04 R 29/00
H 04R 29/008	H 04 R 29/00
H 04R 31/00	H 04 R 31/00
H 04R 31/003	H 04 R 31/00
H 04R 31/006	H 04 R 31/00
H 04R 2201/00	-
H 04R 2201/003	-
H 04R 2201/02	-
H 04R 2201/021	-
H 04R 2201/023	-
H 04R 2201/025	-
H 04R 2201/028	-
H 04R 2201/029	-
H 04R 2201/10	-
H 04R 2201/103	-
H 04R 2201/105	-
H 04R 2201/107	-
H 04R 2201/109	-
H 04R 2201/34	-
H 04R 2201/40	-
H 04R 2201/401	-
H 04R 2201/403	-
H 04R 2201/405	-
H 04R 2203/00	-
H 04R 2203/12	-
H 04R 2205/00	-
H 04R 2205/021	-
H 04R 2205/022	-
H 04R 2205/024	-
H 04R 2205/026	-
H 04R 2205/041	-
H 04R 2207/00	-
H 04R 2207/021	-
H 04R 2209/00	-
H 04R 2209/021	-
H 04R 2209/022	-
H 04R 2209/024	-
H 04R 2209/026	-
H 04R 2209/027	-
H 04R 2209/041	-
H 04R 2209/043	-
H 04R 2217/00	-
H 04R 2217/01	-
H 04R 2217/03	-
H 04R 2225/00	-
H 04R 2225/021	-
H 04R 2225/0213	-
H 04R 2225/0216	-
H 04R 2225/023	-
H 04R 2225/025	-
H 04R 2225/31	-
H 04R 2225/33	-
H 04R 2225/39	-
H 04R 2225/41	-
H 04R 2225/43	-
H 04R 2225/49	-
H 04R 2225/51	-
H 04R 2225/53	-
H 04R 2225/55	-
H 04R 2225/57	-
H 04R 2225/59	-
H 04R 2225/61	-
H 04R 2225/67	-
H 04R 2225/77	-
H 04R 2225/81	-
H 04R 2225/83	-
H 04R 2227/00	-
H 04R 2227/001	-
H 04R 2227/003	-
H 04R 2227/005	-
H 04R 2227/007	-
H 04R 2227/009	-
H 04R 2231/00	-
H 04R 2231/001	-
H 04R 2231/003	-
H 04R 2307/00	-
H 04R 2307/021	-
H 04R 2307/023	-
H 04R 2307/025	-
H 04R 2307/027	-
H 04R 2307/029	-
H 04R 2307/201	-
H 04R 2307/204	-
H 04R 2307/207	-
H 04R 2400/00	-
H 04R 2400/01	-
H 04R 2400/03	-
H 04R 2400/07	-
H 04R 2400/11	-
H 04R 2400/13	-
H 04R 2410/00	-
H 04R 2410/01	-
H 04R 2410/03	-
H 04R 2410/05	-
H 04R 2410/07	-
H 04R 2420/00	-
H 04R 2420/01	-
H 04R 2420/03	-
H 04R 2420/05	-
H 04R 2420/07	-
H 04R 2420/09	-
H 04R 2430/00	-
H 04R 2430/01	-
H 04R 2430/03	-
H 04R 2430/20	-
H 04R 2430/21	-
H 04R 2430/23	-
H 04R 2430/25	-
H 04R 2440/00	-
H 04R 2440/01	-
H 04R 2440/03	-
H 04R 2440/05	-
H 04R 2440/07	-
H 04R 2460/00	-
H 04R 2460/01	-
H 04R 2460/03	-
H 04R 2460/05	-
H 04R 2460/07	-
H 04R 2460/09	-
H 04R 2460/11	-
H 04R 2460/13	-
H 04R 2460/15	-
H 04R 2460/17	-
H 04R 2499/00	-
H 04R 2499/01	-
H 04R 2499/10	-
H 04R 2499/11	-
H 04R 2499/13	-
H 04R 2499/15	-

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CPC to IPC Concordance for Subclass H04R

CPC to IPC Concordance for Subclass H 04R