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Sep 28, 2023 34 likes •119 views

The Derwent patent family The Derwent patent family and its application in and its application in Patent Statistical Analysis Patent Statistical Analysis WIPO-OECD Workshop on Statistics in the Patent Field, Geneva, Sept 18-19, 2003 Doina

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The Derwent patent family and its application in Patent Statistical Analysis The Derwent patent family and its application in Patent Statistical Analysis

WIPO-OECD Workshop on Statistics in the Patent Field, Geneva, Sept 18-19, 2003 Doina Nanu, Thomson Derwent

Patent family - background Patent family - background Patent family - background

  • 1883 – Paris convention on Protection of Industrial Property
  • Complexity of patenting system
  • National route – several publications
  • Multi-national route
  • Priority information
  • Specificity of the national patent law
  • Same invention -multiple languages
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Derwent patent family –general concept Derwent patent family –general concept

  • Patents covering the same invention
  • Pre-processing steps of patent data:
  • Standardisation and validation of incoming patent data
  • Document, application and priority numbers and dates
  • IPC validation/correction
  • Company names validation/standards codes

Derwent patent family-general rules Derwent patent family-general rules

Priority: P1+P2 Document: D1

Family: F1 Basic: D1

Priority: P2 Document: D2

Family: F1 Basic: D1 Equivalent: D2

Priority: P1+P2+P3 Document: D3

Family: F2 Basic: D3

Related Families: F1+F2

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Derwent patent family – more rules Derwent patent family – more rules

  • Divisional and continuation patent applications –

same status as original document

  • Non –convention equivalents – applications filed by

non residents in a country

  • No priority data other than local filing details
  • Usually outside the twelve months period stipulated by the

Paris Convention

  • Criteria used for identification of equivalency: inventor names

and countries of residence, subject matter, drawings and diagrams, etc

Derwent Basic patent Derwent non-con equivs.

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KEVANAL MASHA-YADES OY

  • J. SACO; M. WIKLANIN

KVAERNER MASA YARDS OY SAEIKKOE J; VEIKKOLAINEN M

Patent data mining and visualisation Patent data mining and visualisation

  • Derwent Analytics powered by VantagePoint
  • Desktop software optimised for use with Derwent World Patents Index
  • Built in intelligence enhances value-add characteristics of the data
  • Comprehensive global country coverage
  • Derwent classification and manual codes
  • Patent assignee codes
  • Titles and abstracts
  • Provides intuitive maps
  • Uses natural language processing and grouping function
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Derwent Analytics - case study Derwent Analytics - case study

  • General Technology search on Computer Security Systems
  • Identify ways in which Derwent Analytics can be used in discovering

knowledge within this technology area

  • Competitive intelligence
  • Research and development
  • Licensing opportunities

Where are the competitors? Where are the competitors?

Top Ten Priority Countries by Basic Patent Year

50 100 150 200 250 300 1 9 7 8 1 9 8 1 1 9 8 3 1 9 8 4 1 9 8 5 1 9 8 6 1 9 8 7 1 9 8 8 1 9 8 9 1 9 9 1 9 9 1 1 9 9 2 1 9 9 3 1 9 9 4 1 9 9 5 1 9 9 6 1 9 9 7 1 9 9 8 1 9 9 9 2 2 1 2 2

Basic Patent Year # of Patent Families

United States of America Japan Germany United Kingdom Republic of Korea France European Patent Office Australia WIPO (PCT) Sweden

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Where is the market? Where is the market?

Top Ten Family Member Countries By Basic Patent Year

100 200 300 400 500 600 1978 1981 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002

Basic Patent Year # of Patent Families

United States of America Japan WIPO (PCT) European Patent Office Australia Germany Canada Republic of Korea United Kingdom China

Profile key players and their patenting activity over time Profile key players and their patenting activity over time

Patent Assignees by Priority Years (earliest)

10 20 30 40 50 60

1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002

Priority Years (earliest) # of Patent Families

INT BUSINESS MACHINES CORP TOSHIBA KK NEC CORP HITACHI LTD SIEMENS AG MICRON TECHNOLOGY INC MOTOROLA INC SUN MICROSYSTEMS INC MICROSOFT CORP CANON KK

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Discover prolific inventor groups and tech focus Discover prolific inventor groups and tech focus

How is the research focus shifting within companies? How is the research focus shifting within companies?

International Classifications (Main) (4-digit) by Basic Patent Year for HITACHI LTD

1 2 3 4 5 6 7 1984 1989 1990 1995 1996 1997 1998 1999 2000 2001 2002

Basic Patent Year # of Inventions

G06F-Self contained input/output peripheral equipment G09G-Analog optical computing devices G11C-Information Storage H01L-Semiconductor Devices (solid state) H04L-Transmission of Digital Information (software) H04M-Telephonic communication (hardware)

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Summary Summary

  • Patent family – relative and complex concept
  • Derwent Patent Family + Derwent Analytics – powerful information

tool to:

  • explore the dynamics of the technology landscape
  • identify patenting trends
  • identify major players, global competitors
  • derive value-add statistics

Thank you Thank you Thank you

For additional information please visit For additional information please visit

www.derwent.com

  • r contact Doina Nanu at
  • r contact Doina Nanu at

doina.nanu@derwent.co.uk

  • ina.nanu@derwent.co.uk