Derwent World Patents IndexÒ and Derwent World Patents Index First ViewSM
Combined Coverage at Update 2008121
Country Kind Latest Publication Date
Australia AU A 20 December 2007
B 20 December 2007
Austria AT A 15 January 2008
B 15 January 2008
Belgium BE A 08 January 2008
B 02 August 2005
T 15 June 1993
Brazil BR A 06 February 2008
Canada CA A 19 January 2008
B 04 September 1990
C 05 February 2008
E 21 June 2005
China CN A 26 September 2007
C 11 September 2007
Y 09 January 2008
Czechoslovakia CS A 19 December 2007
B 19 December 2007
Czech Republic CZ A 13 February 2008
B 13 February 2008
Denmark DK A 07 January 2008
B 04 February 2008
European EP A 13 February 2008
B 13 February 2008
Finland FI A 11 January 2008
B 31 January 2008
France FR A 15 February 2008
Germany DE A 14 February 2008
B 14 February 2008
C 07 February 2008
E 14 February 2008
G 14 February 2008
T 14 February 2008
U 14 February 2008
Germany, Democratic Rep. DD A 22 April 1999
B 30 October 2003
C 24 January 2002
Great Britain GB A 13 February 2008
B 13 February 2008
Hungary HU A 28 January 2008
B 28 January 2008
H 28 March 2003
T 28 October 2004
India IN B 25 February 2005
I 14 December 2007
P 30 November 2007
Ireland IE B 06 February 2008
Israel IL A 20 January 2008
Italy IT A 04 July 2007
B 29 November 2007
Japan JP A 07 February 2008
B 13 February 2008
W 07 February 2008
X 07 February 2008
Y 17 November 1998
Z 22 August 1995
Korea, Republic of KR A 28 September 2007
B 19 January 2007
Luxembourg LU A 14 January 2008
Mexico MX A 01 April 2007
B 30 April 2007
Netherlands NL A 30 November 2004
B 01 August 2003
C 20 November 2007
New Zealand NZ A 26 October 2007
Norway NO A 18 January 2008
B 11 February 2008
Patent Co-operation Treaty WO A 07 February 2008
B 07 February 2008
Philippines PH A 03 November 1999
B 02 December 2006
Portugal PT A 31 January 2008
Research Disclosure RD A 10 October 2007
Romania RO A 28 June 1996
B 30 November 2007
Russian Federation RU C 27 January 2008
Singapore SG A 28 January 2008
Slovakia SK A 07 January 2008
B 07 January 2008
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 16 January 2008
B 01 February 2008
T 01 February 2008
Sweden SE A 11 January 2008
C 05 February 2008
Switzerland CH A 31 January 2008
B 15 November 2000
Taiwan TW A 01 October 2006
B 11 January 2008
United States Of America US A 14 February 2008
B 12 February 2008
C 05 February 2008
E 12 February 2008
H 05 February 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.