Derwent World Patents IndexÒ and Derwent World Patents Index First ViewSM
Combined Coverage at Update 2008031
Country Kind Latest Publication Date
Australia AU A 30 August 2007
B 27 September 2007
Austria AT A 15 December 2007
B 15 December 2007
Belgium BE A 04 December 2007
B 02 August 2005
T 15 June 1993
Brazil BR A 26 December 2007
Canada CA A 01 December 2007
B 04 September 1990
C 18 December 2007
E 21 June 2005
China CN A 01 August 2007
C 11 September 2007
Y 12 December 2007
Czechoslovakia CS A 19 December 2007
B 19 December 2007
Czech Republic CZ A 02 January 2008
B 02 January 2008
Denmark DK A 01 December 2007
B 27 December 2007
European EP A 02 January 2008
B 26 December 2007
Finland FI A 13 November 2007
B 31 December 2007
France FR A 21 December 2007
Germany DE A 03 January 2008
B 03 January 2008
C 27 December 2007
E 03 January 2008
G 03 January 2008
T 03 January 2008
U 03 January 2008
Germany, Democratic Rep. DD A 22 April 1999
B 30 October 2003
C 24 January 2002
Great Britain GB A 02 January 2008
B 02 January 2008
Hungary HU A 28 December 2007
B 28 December 2007
H 28 March 2003
T 28 October 2004
India IN B 25 February 2005
I 28 September 2007
P 28 September 2007
Ireland IE B 12 December 2007
Israel IL A 31 October 2007
Italy IT A 04 July 2007
B 18 October 2007
Japan JP A 27 December 2007
B 26 December 2007
W 27 December 2007
X 27 December 2007
Y 17 November 1998
Z 22 August 1995
Korea, Republic of KR A 31 July 2008
B 19 January 2007
Luxembourg LU A 15 October 2007
Mexico MX A 01 April 2007
B 30 April 2007
Netherlands NL A 30 November 2004
B 01 August 2003
C 23 October 2007
New Zealand NZ A 26 October 2007
Norway NO A 14 December 2007
B 02 January 2008
Patent Co-operation Treaty WO A 27 December 2007
B 27 December 2007
Philippines PH A 03 November 1999
B 02 December 2006
Portugal PT A 31 December 2007
Research Disclosure RD A 10 October 2007
Romania RO A 28 June 1996
B 30 November 2007
Russian Federation RU C 27 December 2007
Singapore SG A 29 November 2007
Slovakia SK A 06 December 2007
B 02 November 2007
South Africa ZA A 31 October 2007
Soviet Union SU A 10 September 2007
B 02 July 1983
C 10 October 1995
Spain ES A 01 December 2007
B 01 January 2008
T 01 December 2007
Sweden SE A 11 December 2007
C 27 December 2007
Switzerland CH A 30 November 2007
B 15 November 2000
Taiwan TW A 01 October 2006
B 11 December 2006
United States Of America US A 27 December 2007
B 01 January 2008
C 01 January 2008
E 01 January 2008
H 01 January 2008
1 DWPI First View only contains details of patents not yet added to DWPI.                                                      
Many Equivalent patents will never appear in DWPI First View as these are added directly to DWPI.