C07D
Heterocyclic compounds
Official title: HETEROCYCLIC COMPOUNDS (macromolecular compounds C08)
C07D (Heterocyclic compounds) appears on 177,910 US grants and 151,288 published applications in this corpus.
Search patents in C07D- Granted patents
- 177,910
- Published applications
- 151,288
- Assignees
- 23,525
- Inventors
- 210,171
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3269 | 0 |
| 1977 | 2952 | 0 |
| 1978 | 3095 | 0 |
| 1979 | 2145 | 0 |
| 1980 | 2660 | 0 |
| 1981 | 2785 | 0 |
| 1982 | 2273 | 0 |
| 1983 | 1978 | 0 |
| 1984 | 2209 | 0 |
| 1985 | 2513 | 0 |
| 1986 | 2334 | 0 |
| 1987 | 2437 | 0 |
| 1988 | 2450 | 0 |
| 1989 | 2983 | 0 |
| 1990 | 3008 | 0 |
| 1991 | 2900 | 0 |
| 1992 | 2923 | 0 |
| 1993 | 3136 | 0 |
| 1994 | 2713 | 0 |
| 1995 | 2855 | 0 |
| 1996 | 2962 | 0 |
| 1997 | 3440 | 0 |
| 1998 | 3346 | 0 |
| 1999 | 3341 | 0 |
| 2000 | 3279 | 0 |
| 2001 | 3419 | 767 |
| 2002 | 3846 | 3478 |
| 2003 | 3396 | 4859 |
| 2004 | 2756 | 6011 |
| 2005 | 2572 | 5659 |
| 2006 | 3197 | 5521 |
| 2007 | 3149 | 5730 |
| 2008 | 3061 | 6147 |
| 2009 | 3483 | 6875 |
| 2010 | 4260 | 7552 |
| 2011 | 4269 | 6722 |
| 2012 | 5016 | 6156 |
| 2013 | 5648 | 6230 |
| 2014 | 5701 | 6680 |
| 2015 | 5923 | 6821 |
| 2016 | 5347 | 6593 |
| 2017 | 5571 | 6296 |
| 2018 | 5031 | 6152 |
| 2019 | 5173 | 6201 |
| 2020 | 4858 | 6591 |
| 2021 | 4455 | 6171 |
| 2022 | 3779 | 6018 |
| 2023 | 3506 | 6657 |
| 2024 | 3842 | 6125 |
| 2025 | 3891 | 5290 |
| 2026 | 2775 | 3986 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- C07D 401/00Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as31,426
- C07D 471/00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in23,028
- C07D 405/00Heterocyclic compounds containing both one or more hetero rings having oxygen atoms22,076
- C07D 487/00Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in19,816
- C07D 403/00Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as18,626
- C07D 413/00Heterocyclic compounds containing two or more hetero rings, at least one ring18,491
- C07D 417/00Heterocyclic compounds containing two or more hetero rings, at least one ring18,425
- C07D 213/00Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one18,038
All 109 main groupsShow fewer
- C07D 409/00Heterocyclic compounds containing two or more hetero rings, at least one ring14,896
- C07D 307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only14,264
- C07D 209/00Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen13,359
- C07D 207/00Heterocyclic compounds containing five-membered rings not condensed with other rings, with one11,543
- C07D 239/00Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings11,376
- C07D 233/00Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other11,168
- C07D 231/00Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings10,684
- C07D 295/00Heterocyclic compounds containing polymethylene-imine rings with at least five ring members, 3-azabicyclo10,080
- C07D 211/00Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings9,762
- C07D 491/00Heterocyclic compounds containing in the condensed ring system both one or more9,305
- C07D 333/00Heterocyclic compounds containing five-membered rings having one sulfur atom as the only9,211
- C07D 277/00Heterocyclic compounds containing 1,3-thiazole or hydrogenated 1,3-thiazole rings8,659
- C07D 249/00Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only7,875
- C07D 495/00Heterocyclic compounds containing in the condensed system at least one hetero ring7,477
- C07D 215/00Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems7,071
- C07D 311/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only6,418
- C07D 498/00Heterocyclic compounds containing in the condensed system at least one hetero ring5,791
- C07D 263/00Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings5,687
- C07D 493/00Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in5,389
- C07D 317/00Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only5,370
- C07D 513/00Heterocyclic compounds containing in the condensed system at least one hetero ring5,146
- C07D 519/00Heterocyclic compounds containing more than one system of two or more relevant5,064
- C07D 241/00Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings5,030
- C07D 235/00Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings4,169
- C07D 309/00Heterocyclic compounds containing six-membered rings having one oxygen atom as the only4,139
- C07D 217/00Heterocyclic compounds containing isoquinoline or hydrogenated isoquinoline ring systems3,310
- C07D 261/00Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings3,294
- C07D 407/00Heterocyclic compounds containing two or more hetero rings, at least one ring3,291
- C07D 303/00Compounds containing three-membered rings having one oxygen atom as the only ring3,275
- C07D 473/00Heterocyclic compounds containing purine ring systems3,154
- C07D 265/00Heterocyclic compounds containing six-membered rings having one nitrogen atom and one oxygen3,001
- C07D 251/00Heterocyclic compounds containing 1,3,5-triazine rings2,999
- C07D 319/00Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only2,905
- C07D 285/00Heterocyclic compounds containing rings having nitrogen and sulfur atoms as the only2,860
- C07D 257/00Heterocyclic compounds containing rings having four nitrogen atoms as the only ring2,780
- C07D 221/00Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only2,611
- C07D 205/00Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only2,287
- C07D 237/00Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings2,240
- C07D 271/00Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen2,240
- C07D 301/00Preparation of oxiranes2,133
- C07D 223/00Heterocyclic compounds containing seven-membered rings having one nitrogen atom as the only1,904
- C07D 451/00Heterocyclic compounds containing 8-azabicyclo [3.2.1] octane, 9-azabicyclo [3.3.1] nonane, or 3-oxa-9-azatricyclo [3.3.1.0<2,4>]1,605
- C07D 501/00Heterocyclic compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a1,542
- C07D 453/00Heterocyclic compounds containing quinuclidine or iso-quinuclidine ring systems1,525
- C07D 279/00Heterocyclic compounds containing six-membered rings having one nitrogen atom and one sulfur1,409
- C07D 243/00Heterocyclic compounds containing seven-membered rings having two nitrogen atoms as the only1,404
- C07D 275/00Heterocyclic compounds containing 1,2-thiazole or hydrogenated 1,2-thiazole rings1,387
- C07D 305/00Heterocyclic compounds containing four-membered rings having one oxygen atom as the only1,343
- C07D 335/00Heterocyclic compounds containing six-membered rings having one sulfur atom as the only1,264
- C07D 499/00Heterocyclic compounds containing 4-thia-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a1,115
- C07D 339/00Heterocyclic compounds containing rings having two sulfur atoms as the only ring1,000
- C07D 313/00Heterocyclic compounds containing rings of more than six members having one oxygen981
- C07D 327/00Heterocyclic compounds containing rings having oxygen and sulfur atoms as the only809
- C07D 521/00Heterocyclic compounds containing unspecified hetero rings727
- C07D 489/00Heterocyclic compounds containing 4ah-8, 9 c- iminoethano-phenanthro [4, 5-b, c, d] furan711
- C07D 253/00Heterocyclic compounds containing six-membered rings having three nitrogen atoms as the only707
- C07D 219/00Heterocyclic compounds containing acridine or hydrogenated acridine ring systems662
- C07D 475/00Heterocyclic compounds containing pteridine ring systems657
- C07D 477/00Heterocyclic compounds containing 1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a656
- C07D 273/00Heterocyclic compounds containing rings having nitrogen and oxygen atoms as the only597
- C07D 455/00Heterocyclic compounds containing quinolizine ring systems597
- C07D 321/00Heterocyclic compounds containing rings having two oxygen atoms as the only ring592
- C07D 267/00Heterocyclic compounds containing rings of more than six members having one nitrogen589
- C07D 411/00Heterocyclic compounds containing two or more hetero rings, at least one ring488
- C07D 201/00Preparation, separation, purification or stabilisation of unsubstituted lactams475
- C07D 281/00Heterocyclic compounds containing rings of more than six members having one nitrogen462
- C07D 225/00Heterocyclic compounds containing rings of more than seven members having one nitrogen403
- C07D 323/00Heterocyclic compounds containing more than two oxygen atoms as the only ring383
- C07D 203/00Heterocyclic compounds containing three-membered rings with one nitrogen atom as the only344
- C07D 315/00Heterocyclic compounds containing rings having one oxygen atom as the only ring344
- C07D 497/00Heterocyclic compounds containing in the condensed system at least one hetero ring301
- C07D 291/00Heterocyclic compounds containing rings having nitrogen, oxygen and sulfur atoms as the263
- C07D 457/00Heterocyclic compounds containing indolo [4, 3-f, g] quinoline ring systems247
- C07D 419/00Heterocyclic compounds containing two or more hetero rings, at least one ring246
- C07D 255/00Heterocyclic compounds containing rings having three nitrogen atoms as the only ring232
- C07D 337/00Heterocyclic compounds containing rings of more than six members having one sulfur230
- C07D 245/00Heterocyclic compounds containing rings of more than seven members having two nitrogen200
- C07D 515/00Heterocyclic compounds containing in the condensed system at least one hetero ring197
- C07D 505/00Heterocyclic compounds containing 5-oxa-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a191
- C07D 517/00Heterocyclic compounds containing in the condensed system at least one hetero ring181
- C07D 503/00Heterocyclic compounds containing 4-oxa-1-azabicyclo [3.2.0] heptane ring systems, i.e. compounds containing a175
- C07D 331/00Heterocyclic compounds containing rings of less than five members, having one sulfur169
- C07D 463/00Heterocyclic compounds containing 1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a136
- C07D 421/00Heterocyclic compounds containing two or more hetero rings, at least one ring125
- C07D 345/00Heterocyclic compounds containing rings having selenium or tellurium atoms as the only120
- C07D 293/00Heterocyclic compounds containing rings having nitrogen and selenium or nitrogen and tellurium113
- C07D 229/00Heterocyclic compounds containing rings of less than five members having two nitrogen106
- C07D 259/00Heterocyclic compounds containing rings having more than four nitrogen atoms as the97
- C07D 461/00Heterocyclic compounds containing indolo [3,2,1-d,e] pyrido [3,2,1,j] [1,5]-naphthyridine ring systems86
- C07D 227/00Heterocyclic compounds containing rings having one nitrogen atom as the only ring75
- C07D 341/00Heterocyclic compounds containing rings having three or more sulfur atoms as the66
- C07D 247/00Heterocyclic compounds containing rings having two nitrogen atoms as the only ring38
- C07D 347/00Heterocyclic compounds containing rings having halogen atoms as ring hetero atoms27
- C07D 459/00Heterocyclic compounds containing benz [g] indolo [2, 3-a] quinolizine ring systems22
- C07D 325/00Heterocyclic compounds containing rings having oxygen as the only ring hetero atom20
- C07D 269/00Heterocyclic compounds containing rings having one nitrogen atom and one oxygen atom15
- C07D 329/00Heterocyclic compounds containing rings having oxygen and selenium or oxygen and tellurium15
- C07D 415/00Heterocyclic compounds containing the thiamine skeleton11
- C07D 343/00Heterocyclic compounds containing rings having sulfur and selenium or sulfur and tellurium8
- C07D 283/00Heterocyclic compounds containing rings having one nitrogen atom and one sulfur atom4
- C07D 507/00Heterocyclic compounds containing a condensed beta-lactam ring system, not provided for by4
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Most cited
By later US patents
- Large scale photolithographic solid phase synthesis of polypeptides and receptor binding screening thereof1,998US 5,143,854 AAffymax Technologies N.V. · 1992
- OLEDs doped with phosphorescent compounds1,989US 6,303,238 B1The Trustees of Princeton University · 2001
- Array of oligonucleotides on a solid substrate1,585US 5,445,934 AAffymax Technologies N.V. · 1995
- Process for preparing amide acetals1,464US 7,439,354 B2E. I. Du Pont de Nemours and Company · 2008
- Arrays of materials attached to a substrate1,410US 5,744,305 AAffymetrix, Inc. · 1998