- - - - - - - - - - - - - - - - - - - - - - - - - - - - NUMBER OF PATENTS - - - - - - - - - - - - - - - - - - - - - - - - - - - - | ||||||||||||||||
1969-86 | 1987 | 1988 | 1989 | 1990 | 1991 | 1992 | 1993 | 1994 | 1995 | 1996 | 1997 | 1998 | 1999 | 2000 | Total | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Total Number of Utility Patents Granted | 1210046 | 82952 | 77924 | 95537 | 90365 | 96513 | 97444 | 98342 | 101676 | 101419 | 109645 | 111983 | 147521 | 153485 | 157495 | 2732347 |
Number of U.S. Corporate-Owned Utility Patents | 590127 | 33726 | 31437 | 38664 | 36094 | 39133 | 40308 | 41825 | 44036 | 44035 | 48741 | 50220 | 66053 | 69390 | 70884 | 1244673 |
*Non-Universities | 583551 | 32906 | 30623 | 37439 | 34912 | 37791 | 38767 | 40205 | 42257 | 42157 | 46587 | 47784 | 62902 | 66050 | 67797 | 1211728 |
*Universities | 6576 | 820 | 814 | 1225 | 1182 | 1342 | 1541 | 1620 | 1779 | 1878 | 2154 | 2436 | 3151 | 3340 | 3087 | 32945 |
University Patents as % of Total Utility Patents | 0.5% | 1.0% | 1.0% | 1.3% | 1.3% | 1.4% | 1.6% | 1.6% | 1.7% | 1.9% | 2.0% | 2.2% | 2.1% | 2.2% | 2.0% | 1.2% |
University Patents as % of U.S. Corporate-Owned Utility Patents | 1.1% | 2.4% | 2.6% | 3.2% | 3.3% | 3.4% | 3.8% | 3.9% | 4.0% | 4.3% | 4.4% | 4.9% | 4.8% | 4.8% | 4.4% | 2.6% |
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