- Sections
- E - Constructions fixes
- E04D - Couvertures de toit; fenêtres à tabatière; gouttières; outils pour couvreurs
- E04D 13/03 - Tabatières; Dômes; Tabatières de ventilation
Détention brevets de la classe E04D 13/03
Brevets de cette classe: 320
Historique des publications depuis 10 ans
|
40
|
31
|
35
|
38
|
29
|
34
|
21
|
19
|
31
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Propriétaires principaux
| Proprétaire |
Total
|
Cette classe
|
|---|---|---|
| VKR Holding A/S | 575 |
86 |
| T&M Inventions, LLC | 29 |
20 |
| Solatube International, Inc. | 65 |
16 |
| Guardian Glass, LLC | 558 |
15 |
| VKR Holding A/S | 15 |
11 |
| Eastman Chemical Company | 2239 |
7 |
| Rooftop Anchor, Inc. | 20 |
4 |
| SVV Technology Innovations, Inc. | 103 |
4 |
| Golf Pro Delivered, LLC | 5 |
3 |
| Marvin Lumber and Cedar Company | 40 |
3 |
| Oregon Health & Science University | 746 |
3 |
| Saint-Gobain Glass France | 3641 |
3 |
| Fakro PP Spolka Z O.O. | 14 |
3 |
| Sichuan Mcwell Ventilation Equipment Co., Ltd. | 3 |
3 |
| The Metal Window Co Ltd (Incorporated in The United Kingdom) | 3 |
3 |
| ABL IP Holding LLC | 1929 |
2 |
| Arizona Board of Regents on behalf of Arizona State University | 2226 |
2 |
| Bellwether Design Technologies, LLC | 5 |
2 |
| Coelux S.r.l. | 92 |
2 |
| Crestron Electronics Inc. | 649 |
2 |
| Autres propriétaires | 126 |