Patent holdings for IPC class D03D 23/00

Total number of patents in this class: 318

10-year publication summary

21
42
28
26
9
10
8
1
1
2
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
The United States of America as represented by the Secretary of the Navy
2736
23
The United States of America as represented by the Secretary of the Army
1202
22
Northrop Grumman Systems Corporation
2950
15
Lockheed Martin Corporation
3274
7
Purdue Research Foundation
3561
6
Federal Cartridge Company
545
6
University of Central Florida Research Foundation, Inc.
1171
6
Raytheon Company
8395
5
AstenJohnson, Inc.
130
5
Daicel Chemical Industries, Ltd.
230
5
Wilmington Trust, National Association, AS Co-collateral Trustee, Successor Collateral Trustee
321
5
Schlumberger Technology Corporation
10608
4
Aavn Inc.
82
4
Aerojet Rocketdyne, Inc.
163
4
Albany Engineered Composites, Inc.
155
4
Autoliv ASP, Inc.
754
4
CFD Research Corporation
59
4
Dyno Nobel Inc.
165
4
Exsa S.A.,
19
4
Lde Corporation
13
4
Other owners 177