The origin and features of information referenced in pharmaceutical patents

Research output: Contribution to journalArticle

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50 pharmaceutical patents granted to firms, residing in US, GB, DE and HU each, were surveyed and the average numbers of scientific as well as patent items Referenced by the inventors were calculated. The sum of impact factors of the journals referenced (Total Weighted Impact) was calculated by scientific fields. About 50-60 per cent of scientific information referred to in the patents was found to originate from Life Sciences journals. It was found that 10 per cent of the journals referenced contained 55 per cent of the papers.

Original languageEnglish
Pages (from-to)283-302
Number of pages20
Issue number1
Publication statusPublished - May 1 1994


ASJC Scopus subject areas

  • Social Sciences(all)
  • Computer Science Applications
  • Library and Information Sciences

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