IPC Classification

All sections
A - Human necessities
A61K - Preparations for medical, dental or toiletry purposes
A61K 47/69 - 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 conjugate being characterised by physical or galenical forms, e.g. emulsion, particle, inclusion complex, stent or kit

Patent holdings for IPC class A61K 47/69

87	159	331	620	676	763	777	764	737	245
2015	2016	2017	2018	2019	2020	2021	2022	2023	2024

Owner	All patents	This class
The Regents of the University of California	18943	118
Northwestern University	3112	83
Massachusetts Institute of Technology	9795	78
Axsome Therapeutics, Inc.	213	77
Mayo Foundation for Medical Education and Research	2981	71
The Johns Hopkins University	5377	56
The Brigham and Women's Hospital, Inc.	2087	51
Centre National de La Recherche Scientifique	9632	42
President and Fellows of Harvard College	5792	42
Selecta Biosciences, Inc.	190	42
Case Western Reserve University	1727	36
Wisconsin Alumni Research Foundation	3774	33
The Board of Trustees of the Leland Stanford Junior University	6054	32
The United States of America, as represented by the Secretary, Department of Health and Human Services	2737	32
Yale University	2204	32
The Regents of the University of Michigan	4409	31
North Carolina State University	1492	31
Board of Regents, The University of Texas System	5370	29
Memorial Sloan-Kettering Cancer Center	1789	29
The General Hospital Corporation	4517	28
Other owners		4305