Patent holdings for IPC class F16L 21/06

Total number of patents in this class: 686

10-year publication summary

70
62
56
67
56
43
53
48
34
30
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Victaulic Company
623
86
ASC Engineered Solutions, LLC
332
46
Krausz Industries Ltd.
64
38
Dresser Water, LLC
40
16
Taylor Kerr (Couplings) Limited
19
15
Eliezer Krausz Industrial Development Ltd.
23
13
Mueller International, LLC
744
12
Krausz Industries Development Ltd.
34
11
NORMA U.S. Holding LLC
67
9
Straub Werke AG
34
9
Tyco Fire Products LP
885
8
KLEIN, David
128
8
Halliburton Energy Services, Inc.
21296
7
Etablissements Caillau
36
7
Sensus Spectrum LLC
274
7
Caillau
47
7
Nibco Inc.
238
6
Romac Industries, Inc.
40
6
Oetiker NY, Inc.
122
6
Shanghai Vision Mechanical Joint Co., Ltd.
18
6
Other owners 363