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1972

74,808

52.0

22,3

23,5

2.2

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FIGURE III

SOURCE: U.S. PATENT OFFICE; NSF

ASSUMPTIONS: 1. 2 YEAR LAG BETWEEN APPLICATION AND ISSUE

2. 3% ANNUAL DOLLAR ESCALATION (1971 DOLLARS)

PATENTS R&D DOLLARS

November, 1974, Vol. 56, No. 11

TOTAL PATENTS TOTAL R&D FUNDS (in 1971 DOLLARS)

x % of PATENTS ISSUED TO U.S. CORPORATIONS &

U.S. GOVERNMENT

4

NUMBER OF PATENTS IN USA PER MILLIONS OF R&D. DOLLARS

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FIGURE IV

744

PATENTS EMPLOYED INVENTOR

TOTAL PATENTS

x % PATENTS ISSUED TO U.S. CORPORATIONS & U.S. GOVERNMENT TOTAL ENG INEEERS & SCIENTISTS IN U.S.A.

NUMBER OF PATENTS. PER 100 EMPLOYED AMERICAN INVENTORS

2

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