Patent DB Coverage and Updates
DB Collection Coverage Date Last Update Update Period
US Applications 03/15/2001 ~ 07/12/2018 07/13/2018 Weekly
US Granted 01/06/1976 ~ 07/10/2018 07/13/2018 Weekly
US Granted (before 1976) 07/31/1790 ~ 12/30/1975 03/19/2007 N/A
European Applications 12/20/1978 ~ 07/11/2018 07/13/2018 Weekly
European Granted 01/02/1991 ~ 07/11/2018 07/13/2018 Weekly
WIPO PCT Publications (PCT) 10/19/1978 ~ 07/12/2018 07/13/2018 Weekly
Patent Abstract of Japan (PAJ) 10/01/1976 ~ 03/29/2018 06/30/2018 Monthly
Chinese Publications 09/10/1985 ~ 06/29/2018 03/22/2018 Weekly
Chinese Granted 09/10/1985 ~ 06/29/2018 03/22/2018 Weekly
Chinese Utility Models 09/10/1985 ~ 06/29/2018 03/22/2018 Weekly
Korean Patent Abstract (KPA) 01/01/1979 ~ 03/30/2018 06/23/2018 Monthly
Taiwan Applications 05/01/2003 ~ 04/16/2018 07/13/2018 Weekly
Taiwan Granted 01/21/1991 ~ 04/21/2018 07/13/2018 Weekly
German Applications 05/08/1952 ~ 07/12/2018 07/13/2018 Weekly
German Granted 08/26/1877 ~ 07/12/2018 07/13/2018 Weekly
UK Applications 08/12/1840 ~ 07/11/2018 07/13/2018 Weekly
UK Granted 05/14/1980 ~ 07/11/2018 07/13/2018 Weekly
French Applications 01/09/1933 ~ 07/06/2018 07/13/2018 Weekly
French Granted 05/11/1900 ~ 07/06/2018 07/13/2018 Weekly
India Applications 12/04/2004 ~ 09/02/2016 06/30/2018 Weekly
India Granted 02/05/1912 ~ 01/01/2016 06/15/2018 Weekly
Russia Applications 02/28/1919 ~ 06/27/2018 07/13/2018 Weekly
Russia Granted 09/15/1924 ~ 06/27/2018 07/13/2018 Weekly
Canada Applications 06/04/1985 ~ 06/30/2018 07/13/2018 Weekly
Canada Granted 08/11/1869 ~ 06/26/2018 07/13/2018 Weekly
Australia Applications 03/14/1917 ~ 07/05/2018 07/13/2018 Weekly
Australia Granted 09/01/1937 ~ 07/05/2018 07/13/2018 Weekly
Singapore Applications 08/17/1990 ~ 05/30/2018 06/23/2018 Weekly
Singapore Granted 02/25/1983 ~ 05/30/2018 06/15/2018 Weekly
Mexico Applications 02/03/1992 ~ 03/05/2018 05/05/2018 Weekly
Mexico Granted 01/02/1980 ~ 09/29/2017 03/09/2018 Weekly
Other (87 countries) 03/14/1827 ~ 07/11/2018 07/13/2018 Weekly