Pharmaceutical patent legislation: a thoughtful and balanced approach

Table 1: Total research and development expenditures* and ratios of research and development spending to sales, 1988-1995
  Ratio of research and development spending to sales
Year No. of companies reporting Total research and development expenditures, $ million Change from previous year, % Total sales revenues, $ million Change from previous year, % All patentees, % PMAC# patentees, %
1995 69 623.9 11.2 5307.6 7.1 11.8 12.5
1994 73 561.1 11.4 4597.4 4.4 11.3 11.6
1993 70 503.5 22.1 4747.6 14.0 10.6 10.7
1992 71 412.4 9.6 4164.4 6.9 9.9 9.8
1991 65 376.4 23.2 3894.8 18.1 9.7 9.6
1990 65 305.5 24.8 3298.8 11.0 9.3 9.2
1989 66 244.8 47.4 2973.0 9.4 8.2 8.1
1988 66 165.7 -- 2718.0 -- 6.1 6.5
*Total expenditures include federal and provincial government grants, capital equipment expenditures and allowable depreciation expenses. Source: Patented Medicine Prices Review Board.
#PMAC = Pharmaceutical Manufacturers Association of Canada.

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