- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F41H - Armour; armoured turrets; armoured or armed vehicles; means of attack or defence, e.g. camouflage, in general
- F41H 11/08 - Barbed-wire obstacles; Barricades; Stanchions; Tank traps; Vehicle-impeding devices; Caltrops
Patent holdings for IPC class F41H 11/08
Total number of patents in this class: 59
10-year publication summary
6
|
6
|
5
|
7
|
12
|
11
|
5
|
3
|
11
|
2
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Allied Tube & Conduit Corporation | 103 |
6 |
Mid-American Gunite, Inc. | 28 |
5 |
Collateral Opportunities, LLC | 48 |
4 |
Pitagone | 4 |
4 |
Northrop Grumman Systems Corporation | 2940 |
3 |
Defenshield, Inc. | 23 |
3 |
Neusch Innovations, LP | 42 |
3 |
Birmingham Barbed Tape Ltd. | 8 |
2 |
QinetiQ Limited | 621 |
2 |
United Services Automobile Association (USAA) | 2514 |
2 |
Delta Scientific Corporation | 10 |
2 |
Advanced Blast Protection Systems, LLC, dba SALERIA | 3 |
2 |
The United States of America as represented by the Secretary of the Navy | 2734 |
1 |
Cochrane Gulf FZE | 6 |
1 |
Cochrane USA Inc | 23 |
1 |
Engineering Science Analysis Corporation | 10 |
1 |
Lexgabinia UG (haftungsbeschrankt) | 1 |
1 |
Off the Wall Products, LLC | 1 |
1 |
Rebloc GmbH | 14 |
1 |
ThyssenKrupp AG | 3086 |
1 |
Other owners | 13 |