Filings by year

C07C 2/26: granted patents and published applications per publication year
YearGranted patentsPublished applications
1976130
197770
1978170
197980
1980120
1981190
1982130
1983230
1984160
1985140
1986100
1987120
1988110
1989190
199050
1991100
1992120
1993170
1994130
1995130
1996140
199780
1998230
1999130
2000150
2001108
20022019
20031627
20041722
20051130
20061513
20072224
20081630
2009927
20101731
20111732
20122128
20132130
20142420
20152344
20163838
20174848
20183346
20196150
20203526
20213227
20223750
20233234
20242420
20251424
20261010

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Subgroups

Granted patents

Recent patents

Most cited

By later US patents