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Patent DB Coverage and Updates

DB Collection Coverage Date Last Update Update Period
US Applications 03/15/2001 ~ 09/21/2017 09/22/2017 Weekly
US Granted 01/06/1976 ~ 09/19/2017 09/22/2017 Weekly
US Granted (before 1976) 07/31/1790 ~ 12/30/1975 03/19/2007 N/A
European Applications 12/20/1978 ~ 09/20/2017 09/22/2017 Weekly
European Granted 01/02/1991 ~ 09/20/2017 09/22/2017 Weekly
German Applications 05/08/1952 ~ 09/21/2017 09/22/2017 Weekly
German Granted 08/26/1877 ~ 09/21/2017 09/22/2017 Weekly
UK Applications 08/12/1840 ~ 09/20/2017 09/22/2017 Weekly
UK Granted 05/14/1980 ~ 09/20/2017 09/22/2017 Weekly
French Applications 01/09/1933 ~ 09/15/2017 09/22/2017 Weekly
French Granted 05/11/1900 ~ 09/15/2017 09/22/2017 Weekly
WIPO PCT Publications (PCT) 10/19/1978 ~ 09/21/2017 09/22/2017 Weekly
Patent Abstract of Japan (PAJ) 10/01/1976 ~ 06/29/2017 09/22/2017 Monthly
Chinese Patents 09/10/1985 ~ 09/12/2017 09/22/2017 Weekly
Chinese Utilities 09/10/1985 ~ 09/12/2017 09/22/2017 Weekly
Korean Patent Abstract (KPA) 01/01/1979 ~ 05/31/2017 08/25/2017 Monthly