Derwent World Patents IndexÒ and Derwent World Patents Index First ViewSM
Combined Coverage at Update 2006571
Country Kind Latest Publication Date
Australia AU A 19 January 2006
B 02 February 2006
Austria AT A 15 August 2006
B 15 July 2006
Belgium BE A 01 August 2006
B 02 August 2005
T 15 June 1993
Brazil BR A 29 August 2006
Canada CA A 12 August 2006
B 04 September 1990
C 29 August 2006
E 21 June 2005
China CN A 10 May 2006
C 27 July 2006
Czechoslovakia CS A 16 February 1994
B 16 February 1994
Czech Republic CZ A 16 August 2006
B 16 August 2006
Denmark DK A 22 August 2006
B 12 June 2006
European EP A 30 August 2006
B 30 August 2006
Finland FI A 20 June 2006
B 15 August 2006
France FR A 01 September 2006
Germany DE A 31 August 2006
B 31 August 2006
C 10 August 2006
E 31 August 2006
G 31 August 2006
T 31 August 2006
U 31 August 2006
Germany, Democratic Rep. DD A 22 April 1999
B 30 October 2003
C 24 January 2002
Great Britain GB A 06 September 2006
B 06 September 2006
Hungary HU A 28 August 2006
B 28 August 2006
H 28 March 2003
T 28 October 2004
India IN B 25 February 2005
I 11 August 2006
P 11 August 2006
Ireland IE B 09 August 2006
Israel IL A 12 March 2006
Italy IT A 20 May 1987
B 19 July 2006
Japan JP A 31 August 2006
B 30 August 2006
W 31 August 2006
X 31 August 2006
Y 17 November 1998
Z 22 August 1995
Korea, Republic of KR A 05 July 2006
B 31 May 2006
Luxembourg LU A 26 May 2006
Mexico MX A 01 April 2006
B 31 March 2006
Netherlands NL A 30 November 2004
B 01 August 2003
C 22 June 2006
Norway NO A 28 August 2006
B 28 August 2006
New Zealand NZ A 28 July 2006
Patent Co-operation Treaty WO A 31 August 2006
Philippines PH A 03 November 1999
B 05 November 2005
Portugal PT A 31 July 2006
Research Disclosure RD A 10 August 2006
Romania RO A 28 June 1996
B 28 July 2006
Russian Federation RU C 27 August 2006
Singapore SG A 29 June 2006
Slovakia SK A 03 August 2006
B 03 August 2006
South Africa ZA A 26 July 2006
Soviet Union SU A 27 August 2006
B 02 July 1983
C 10 October 1995
Spain ES A 16 August 2006
B 16 August 2006
T 16 August 2006
Sweden SE A 29 August 2006
C 29 August 2006
Switzerland CH A 15 August 2006
B 15 November 2000
Taiwan TW A 16 December 2004
B 21 July 2006
United States Of America US A 31 August 2006
B 29 August 2006
C 15 August 2006
E 29 August 2006
H 01 August 2006
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.