• All sections
  • A - Human necessities
  • A61K - Preparations for medical, dental or toiletry purposes
  • A61K 47/58 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additives; Targeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an organic macromolecular compound, e.g. an oligomeric, polymeric or dendrimeric molecule obtained by reactions only involving carbon-to-carbon unsaturated bonds, e.g. poly[meth]acrylate, polyacrylamide, polystyrene, polyvinylpyrrolidone, polyvinylalcohol or polystyrene sulfonic acid resin

Patent holdings for IPC class A61K 47/58

Total number of patents in this class: 734

10-year publication summary

20
56
80
93
102
107
85
73
75
6
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Massachusetts Institute of Technology
9913
22
Tris Pharma, Inc.
101
21
The Regents of the University of California
19517
19
The Brigham and Women's Hospital, Inc.
2142
19
Sony Group Corporation
12664
16
University of Washington
2252
14
SynDevRx, Inc.
45
13
Northwestern University
3276
10
Bioneer Corporation
239
10
Mexichem Fluor, Sociedad Anonima de Capital Variable
204
9
The University of Chicago
1360
9
Sony Corporation
31541
8
Sony Corporation of America
345
8
Duke University
3011
8
Kodiak Sciences Inc.
60
8
University of Massachusetts
2191
8
University of Pittsburgh - Of the Commonwealth System of Higher Education
3043
8
Genevant Sciences GmbH
52
8
Carnegie Mellon University
1473
7
Wayne State University
674
7
Other owners 502