Filings by year

Y10S 430/167: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976100
1977140
197850
197950
198080
1981200
1982100
1983120
1984180
1985220
1986220
1987230
1988160
1989250
1990210
1991180
1992180
1993200
1994220
1995370
1996380
1997210
1998360
1999300
2000270
2001243
20022822
20032118
20043424
20051919
20062010
2007166
200853
200937
201041
201161
201211
201310
201401
201521
201610

By publication year. Applications have been published since 2001.

Subgroups

Granted patents

Recent patents

Most cited

By later US patents