Germany
|
Examiner and inventor patent and literature citations (including some utility
models)
|
Examiner patent and literature citations (including utility models)
Weekly coverage
|
|
|
European
|
Examiner and inventor patent and literature citations
|
Examiner patent and literature citations.
Inventor patent and literature citations are available for approximately 10% of
applications.
Source data for EP citations is loaded every 4-6 weeks.
Note that this does not specify the patent publication stage of the citing EP
patent and so all are recorded as kind "A".
|
EP-A Examiner patent citations also included back to 1978
|
Weekly updates for EP-B2 examiner citations have also been added since
mid-1997. As a result, there may be some duplication with citations recorded for
the bulk data loaded every 4-6 weeks.
|
British
|
GB-A Examiner and inventor patent and literature citations
|
GB-A Examiner patent and literature citations
Weekly coverage
|
GB-B Examiner patent and literature citations also included from the
beginning of 1997
|
|
Japanese
|
JP-B2 Examiner patent citations
Transliteration of literature citations was only provided during 1994.
|
JP-B2 Examiner patent citations
Weekly coverage
|
|
Limited to chemical patents covered in Derwent World Patents
Index®
|
US
|
Examiner and inventor patent and literature citations
|
Examiner patent and literature citations
Weekly coverage
|
Examiner citations also included back to 1974
|
|
WO (PCT)
|
Examiner and inventor patent and literature citations
|
Examiner patent and literature citations.
No transliteration of literature citations for Russian, Chinese and Japanese
literature citations
Source data for WO citations is loaded every 4-6 weeks.
Note that this does not specify the patent publication stage of the citing WO
patent and so all are recorded as kind "A".
|
Examiner patent citations also included back to 1978
|
|
Australia,
Austria,
Belgium,
Canada,
France,
Netherlands,
New Zealand,
South Africa,
Sweden,
Switzerland
|
Examiner and inventor patent and literature citations
|
|
|
|