Table 26. Patent Classification Activity
|
TABLE 26
PATENT CLASSIFICATION ACTIVITY |
||||||
|---|---|---|---|---|---|---|
|
ACTIVITY |
1997
|
1998
|
1999
|
2000
|
2001 |
|
|
Original patents professionally reclassified -
|
||||||
|
completed projects
|
114,895
|
100,474
|
82,944
|
53,437
|
39,209
|
|
|
Subclasses established
|
6,789
|
3,569
|
2,433
|
1,869
|
1,878
|
|
|
Reclassified patents clerically processed, total |
417,866
|
393,985
|
193,309
|
128,362
|
145,090
|
|
|
Original U.S. patents
|
141,518
|
119,425
|
62,584
|
49,231
|
51,266
|
|
|
Cross-reference U.S. patents
|
234,370
|
189,957
|
97,615
|
70,302
|
84,611
|
|
|
Foreign patents
|
41,978
|
84,603
|
33,110
|
8,829
|
9,213
|
|
