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Document Coverage Information/Patent

The coverage of available documents is as follows.

National literature 2026/10/09 Close -
Document Types Coverage Range
A:Publication of unexamined patent application 1971-000001 ～ 2026-162507
A:Publication text of unexamined patent application (paper) 1971-000001 ～ 1992-373400
A:Publication of PCT application(patent) 1979-500001 ～ 2026-533776
A:Publication text of PCT application(patent) (paper) 1979-500001 ～ 1995-509837
B:Publication of examined patent application 1922-000001 ～ 1996-034772
B:Publication text of examined patent application (paper) 1970-000044 ～ 1993-088920
B:Publication of granted patent application 2500001 ～ 7932642
C:Patent specification 0000001 ～ 0216017
H:Corrected patent specification 0000072 ～ 0000814
U:Publication of unexamined utility model application 1971-000001 ～ 2006-000001
U:Publication text of unexamined utility model application (paper) 1971-000001 ～ 1992-138600
U:Publication of PCT application(utility model) 1979-500001 ～ 1998-500001
U:Publication text of PCT application(utility model) (paper) 1979-500001 ～ 1995-500003
U:Publication of registered utility model application 3000001 ～ 3257626
U1:Unexamined utility model specification 1971-000001 ～ 1992-138600
Y:Publication of examined utility model 1922-000001 ～ 1996-011090
Y:Publication of granted utility model 2500001 ～ 2607899
Y:Publication text of granted utility model (paper) 1970-000016 ～ 1993-048400
Z:Examined utility model specification 0000001 ～ 0406203
I:Corrected utility model specification 0000032 ～ 0000330
A1:JP domestic re-publication text of PCT publication 79/000329 ～ 95/014186

* Some specified classifications within the coverage may have no hit.


Foreign literature 2026/10/09 Close -
Publication Country/Office Coverage Range
US(US)
　A1:Patent specification 00000001 ～ 06167568
　A1:Patent specification text 04131592 ～ 06167568
　B1:Patent specification 06167569 ～ 12757561
　B1:Patent specification text 06167569 ～ 12745658
　B2:Patent specification 06269491 ～ 12757806
　B2:Patent specification text 06269491 ～ 12745685
　A1:Patent publication 01/0000001 ～ 26/0314509
　A1:Patent publication text 01/0000001 ～ 26/0293784
　A1:Japanese abstract of published patent specification 01/0000001 ～ 25/0176448
　B2:Japanese abstract of patent specification 03015127 ～ 12342733
EPO(EP)
　A1:Patent publication (with search report) 00000001 ～ 04815716
　A1:Patent publication text (with search report) 00000001 ～ 04815716
　A2:Patent publication (without search report) 00000033 ～ 04815713
　A2:Patent publication text (without search report) 00000033 ～ 04815713
　A3:Search report 00000033 ～ 04811931
　A3:Search report text 00000033 ～ 04811931
　A8:Patent publication (front page corrected) 00448906 ～ 04793667
　A9:Patent publication (reissued) 01529570 ～ 04791066
　B1:Patent specification 00000001 ～ 04791360
　B2:Corrected patent specification 00000007 ～ 04202298
　B8:Patent specification (front page corrected) 00850523 ～ 04687934
　B9:Patent specification (reissued) 00961322 ～ 04657083
　A1:Japanese abstract of published patent specification 00000003 ～ 04577030
WIPO(WO)
　A1:Communication of International Applications (with search report) 78/000001 ～ 26/199007
　A1:Text of Communication of International Applications (with search report) 78/000001 ～ 26/207547
　A2:Communication of International Applications (without search report) 78/000002 ～ 26/199005
　A2:Text of Communication of International Applications (without search report) 78/000002 ～ 26/207544
　A3:Search report 78/000002 ～ 26/178566
　A3:Search report text 85/002037 ～ 11/064422
　A4:Publication of amended claims and statement (Article 19 of PCT) 94/000038 ～ 26/178149
　A4:Publication of amended claims and statement (Article 19 of PCT) text 04/086458 ～ 26/178149
　A8:Communication of International Applications (re-publication due to correction on front page) 96/027311 ～ 26/174839
　A8:Text of Communication of International Applications (re-publication due to correction on front page) 09/111695 ～ 15/193418
　A9:Communication of International Applications, search report (re-publication due to correction, change, or supplement) 83/004369 ～ 26/177741
　A9:Communication of International Applications, search report text (re-publication due to correction, change, or supplement) 83/004369 ～ 26/183196
China(CN)
　A:Patent publication specification 85/100001 ～ 88/105901
1030001 ～ 1997782
100998275 ～ 122873360
　A:Patent publication specification text 85/100001 ～ 88/105901
1030001 ～ 1998274
100998275 ～ 103858532
　A:Patent publication specification text (translation source) 1038764 ～ 1998274
100998275 ～ 122423377
　A:Patent publication specification text (translated) 1038764 ～ 1998274
100998275 ～ 122423377
　A:English abstract of published patent 85/100001 ～ 88/105901
1030001 ～ 3308257
100998275 ～ 105453717
　A:Japanese abstract of published patent 85/100309 ～ 88/100022
1030217 ～ 1997266
100998960 ～ 106297726
　B:Examined patent publication specification 85/100001 ～ 87/108249
1003001 ～ 1019872
　B:Examined patent publication specification text (translation source) 1003001 ～ 1998271
　B:Examined patent publication specification text (translated) 1003001 ～ 1998271
　B:English abstract of published patent after examination 86/105830 ～ 86/105830
1003001 ～ 1019872
　C:Patent specification 1019873 ～ 1333627
100333628 ～ 100596363
　C:Patent specification text 1019873 ～ 1333627
100333628 ～ 100576990
　C:Patent specification text (translation source) 1030935 ～ 1333627
100333628 ～ 100596363
　C:Patent specification text (translated) 1030935 ～ 1333627
100333628 ～ 100596363
　C:English abstract of patent specification 0134940 ～ 1333627
100333628 ～ 100456915
　C:Japanese abstract of patent specification 1022963 ～ 1333497
100333629 ～ 100596343
　B:Patent specification 1129942 ～ 1998271
100998281 ～ 122785454
　B:Patent specification text 1129942 ～ 1998271
100998281 ～ 103520607
　B:Patent specification text (translation source) 100532764 ～ 121934146
　B:Patent specification text (translated) 100532764 ～ 121934146
　B:English abstract of patent specification 101637077 ～ 105453543
　B:Japanese abstract of patent specification 1417733 ～ 1996689
100998281 ～ 107095189
　U:Examined utility model 201435903 ～ 224818623
　U:Examined utility model text (translation source) 201435903 ～ 224521678
　U:Examined utility model text (translated) 201435903 ～ 224521678
　Y:Examined utility model 2528190 ～ 2938734
200938735 ～ 201435902
　Y:Examined utility model text (translation source) 2528190 ～ 2938734
200938735 ～ 201435902
　Y:Examined utility model text (translated) 2528190 ～ 2938734
200938735 ～ 201435902
Korea(KR)
　A:Published patent 1998-0013594 ～ 2026-0137168
　A:Published patent text 2000-0000001 ～ 2013-0045957
　A:Published patent text (translation source) 2001-0084883 ～ 2026-0111683
　A:Published patent text (translated) 2001-0084883 ～ 2026-0111683
　A:English abstract of published patent 2000-0000001 ～ 2014-0051426
　B1:Patent 1979-0000805 ～ 1997-0011972
　B1:Patent text 1979-0000805 ～ 1997-0011972
　B1:English abstract of patent 1979-0000001 ～ 1997-0000266
　B1:Registered patent 000000013 ～ 003020865
　B1:Registered patent text 000107409 ～ 001320923
　B1:Registered patent text (translation source) 000000013 ～ 101681461
　B1:Registered patent text (translated) 000000013 ～ 101681461
　B1:English abstract of registered patent 000118461 ～ 001391173
　U:Unexamined utility model 1998-0010093 ～ 2026-0001146
　U:Unexamined utility model text (translation source) 1993-0017785 ～ 2026-0001009
　U:Unexamined utility model text (translated) 1993-0017785 ～ 2026-0001009
　Y1:Examined utility model 0106898 ～ 0500741
　Y1:Examined utility model text (translation source) 0107034 ～ 0500602
　Y1:Examined utility model text (translated) 0107034 ～ 0500602
UK(GB)
　A:Patent publication, examined patent publication 00100001 ～ 02703707
Germany(DE)
　A1:Published patent 001400003 ～ 112023000124
　B1:Examined patent publication 01000001 ～ 03038914
　B3:Patent specification 001453871 ～ 112019006907
　C1:Patent specification 00000020 ～ 19983487
　U :Utility model 000160919 ～ 066058976
　U1:Utility model 006102806 ～ 212026000041
　U8:Modified first page utility model 020023125 ～ 212023000201
　U9:Complete corrected utlity model 009007669 ～ 212024000304
former East Germany(DD)
　A1:Patent specification, economic patent, examined but not searched 00000001 ～ 00296790
　A2:Economic patent of addition 00000010 ～ 00268994
　A3:Patent specification, economic patent, searched and examined 00026030 ～ 00285268
　A4:Economic patent of addition, searched and examined 00026034 ～ 00299844
　A5:Patent specification, exclusive patent, examined but not searched 00000022 ～ 00301775
　A6:Exclusive patent of addition 00000206 ～ 00213846
　A7:Patent specification, exclusive patent, examined and searched 00026040 ～ 00302035
　A8:Exclusive patent of addition, searched and examined 00026037 ～ 00302008
　A9:Document laid open (first publication) 00301617 ～ 00302031
　B1:Patent specification, economic patent, searched and examined 00000016 ～ 00767057
　B2:Economic patent of addition 00000021 ～ 00764887
　B3:Patent specification, exclusive patent, searched and examined 00000073 ～ 00765765
　B4:Exclusive patent of addition 00000596 ～ 00765972
　B5:Patent specification, based on the application filed in the former GDR ( second level ) 00049211 ～ 00302036
　C2:Patent specification, economic patent, searched and examined 00009612 ～ 00280481
　C4:Patent specification, exclusive patent, searched and examined 00084430 ～ 00300969
　C5:Patent specification, based on application filed in the former GDR ( third level ) 00240135 ～ 00296313
　T9:Translation of a patent specification 00271812 ～ 00281507
　U :Utility model 00000001 ～ 00018727
France(FR)
　A1:Patent publication 02000001 ～ 03173438
　A2:Publication of patent of addition 02000026 ～ 02898391
　A3:Utility model publication 02000226 ～ 03173419
　A4:Publication of utility model of addition 02028267 ～ 02640406
　A5:Patent (unexamined) 02015267 ～ 02443186
　A6:Additional patent (unexamined) 02019733 ～ 02438956
　A7:Utility model (unexamined) 02019748 ～ 02732228
　A8:Additional utility model (unexamined) 02024027 ～ 02737483
　A:Publication (former law) 00000001 ～ 01605566
Switzerland(CH)
　A1:Patent publication (with search report) 00698228 ～ 00722640
　A2:Patent publication (without search report) 00697658 ～ 00722638
　A3:Examined patent publication 00607556 ～ 00713485
　A4:Patent publication 00000165 ～ 08252059
　A5:Patent (unexamined) 00415225 ～ 00697215
　A:Principal patent and patent of addition 00000001 ～ 01937469
　B1:Patent 00697420 ～ 00722639
　B5:Patent (examined) 00559256 ～ 00690157
Canada(CA)
　A1:Patent publication 02001468 ～ 03241623
　A:Patent publication 00198802 ～ 01275125
　C:Patent 01275202 ～ 03233270

* Some documents within the above mentioned coverage may be missing, not stored, or defective.
* Japanese abstracts of foreign documents are translated by person or a machine-translation system and may contain incorrect translations.
　INPIT and JPO shall not be liable for any problems that may occur due to the use of the Japanese abstracts.
* Japanese abstracts of Chinese patents include Japanese abstracts of granted patent publications (B, C), and the full translations of publications of patent applications (A) and granted patent publications (B, C) (Detailed Information).
* Texts (translation sources) for China (CN) and Korea (KR) are the texts converted to a data format for the purpose of performing machine translations. There is no difference in the contents of texts and texts (translation sources).


Non-patent Document 2026/10/09 Close -
Document Types Coverage Range
N1:Journal of technical disclosure 87/003986 ～ 10/506096
NA:Manual 1997-00001 ～ 2025-00750
NB:Independent books 1997-00001 ～ 2025-10543
ND:Domestic technical journal 1997-00001 ～ 2026-00001
NE:Non-technical journal 1999-00001 ～ 2026-00020
NF:Foreign academic paper 2017-00001 ～ 2026-00714
NG:Domestic academic paper 1997-00001 ～ 2026-00030
NH:Company technical report 1997-00001 ～ 2025-10183
NI:Organization bulletin 1999-00001 ～ 2025-00130
NJ:Proceedings 1997-00001 ～ 2026-10012

* For the journal of technical disclosure, only documents approved to publish in J-PlatPat are available.


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