C12N 9/1241
Nucleotidyltransferases
Official title: {Nucleotidyltransferases (2.7.7)}
C12N9/1241 (Nucleotidyltransferases) appears on 2,491 US grants and 3,654 published applications in this corpus.
Search patents in C12N- Granted patents
- 2,491
- Published applications
- 3,654
- Assignees
- 1,298
- Inventors
- 6,398
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 7 | 0 |
| 1991 | 7 | 0 |
| 1992 | 13 | 0 |
| 1993 | 13 | 0 |
| 1994 | 16 | 0 |
| 1995 | 29 | 0 |
| 1996 | 39 | 0 |
| 1997 | 59 | 0 |
| 1998 | 90 | 0 |
| 1999 | 78 | 0 |
| 2000 | 56 | 0 |
| 2001 | 65 | 12 |
| 2002 | 57 | 69 |
| 2003 | 60 | 163 |
| 2004 | 50 | 124 |
| 2005 | 42 | 105 |
| 2006 | 48 | 85 |
| 2007 | 52 | 72 |
| 2008 | 42 | 62 |
| 2009 | 35 | 71 |
| 2010 | 42 | 82 |
| 2011 | 49 | 107 |
| 2012 | 46 | 71 |
| 2013 | 54 | 92 |
| 2014 | 83 | 138 |
| 2015 | 80 | 113 |
| 2016 | 87 | 145 |
| 2017 | 119 | 173 |
| 2018 | 120 | 135 |
| 2019 | 100 | 145 |
| 2020 | 112 | 177 |
| 2021 | 122 | 190 |
| 2022 | 116 | 233 |
| 2023 | 109 | 243 |
| 2024 | 144 | 305 |
| 2025 | 139 | 300 |
| 2026 | 98 | 242 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C12N 9/1252Dna-directed dna polymerase , i.e. dna replicase967
- C12N 9/1276Rna-directed dna polymerase , i.e. reverse transcriptase or telomerase558
- C12N 9/1247Dna-directed rna polymerase233
- C12N 9/127Rna-directed rna polymerase , i.e. rna replicase126
- C12N 9/1264Dna nucleotidylexotransferase , i.e. terminal nucleotidyl transferase77
- C12N 9/1258Polyribonucleotide nucleotidyltransferase , i.e. polynucleotide phosphorylase8
- C12N 9/1282Rna uridylyltransferase2
Recent patents
- Immortalized keratinocytes, lentivirus for keratinocyte immortalization, and methods of use6 Oct 2026US 12,753,388 B2Regents of the University of Minnesota
- Prime editor system for in vivo genome editing6 Oct 2026US 12,753,397 B2University of Massachusetts
- DNA polymerase variant with improved discrimination of genetic variants29 Sep 2026US 12,747,469 B2Genotech Corp.
- Inactive telomerase, adenovirus associated virus and artificial mRNA having same and use thereof22 Sep 2026US 12,742,161 B2Nanjing Juvensis Therapuetics Co., Ltd.
- Marine DNA polymerase I15 Sep 2026US 12,735,736 B2Universitetet I Tromso—Norges Arktiske Universitet
- Myotis lucifugus transposase engineering8 Oct 2026US 2026/0308539 A1Blue Marlin Therapeutics, Inc.
- Polymerase variants8 Oct 2026US 2026/0308540 A1Twist Bioscience Corporation
- Reverse transcriptase with improved properties8 Oct 2026US 2026/0308541 A1
- Photoswitch protein8 Oct 2026US 2026/0308556 A1Kanagawa Institute of Industrial Science and Technology
- Methods of engineering cells with mutated genomes using intact large cargo transfer systems8 Oct 2026US 2026/0308568 A1
Most cited
By later US patents
- Process for amplifying, detecting, and/or cloning nucleic acid sequences using a thermostable enzyme2,156US 4,965,188 ACetus Corporation · 1990
- Delivery of exogenous DNA sequences in a mammal1,218US 5,580,859 AVical Incorporated · 1996
- Transpedicular screw system and method of use1,035US 5,360,431 ACross Medical Products, Inc. · 1994
- Spinal implant system922US 5,474,555 ACross Medical Products, Inc. · 1995
- Induction of a protective immune response in a mammal by injecting a DNA sequence885US 5,589,466 AVical Incorporated · 1996