Filings by year

Y10S 2/00: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976320
1977170
1978100
197960
1980120
1981110
1982150
1983310
1984520
1985650
1986440
1987880
1988490
19891060
19901060
19911790
1992670
1993580
1994600
1995380
1996170
1997150
1998350
1999890
2000790
2001627
20024531
20032836
20044341
20053828
20064425
20072819
2008913
2009159
20101511
20111411
20121819
2013104
201499
2015125
201654
201764
201841
201940
202011
202122
202220
202331
202420

By publication year. Applications have been published since 2001.

Subgroups

Granted patents
All 19 subgroups

Recent patents

Most cited

By later US patents