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Table 15-1
Patents issued by field of study and country — 2007

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2007
  Canada United States Other Unclassified Total
  number
Total 63 220 196 0 479
Agriculture and biological sciences 3 23 13 0 39
Engineering and applied sciences 25 48 32 0 105
Health professions and sciences 20 79 61 0 160
Mathematics and physical sciences 2 5 2 0 9
Unclassified 13 65 88 0 166
Note(s):
Based on the questionnaires received representing 112 responding institutions. Unclassified: Respondents provided totals but were unable to break down components as requested. For international patent applications the parent Patent Cooperation Treaty (PCT) is counted as one application and each entry into national phase as one application.