B29K 2421/00
Use of unspecified rubbers as filler
B29K2421/00 (Use of unspecified rubbers as filler) appears on 12 US grants and 24 published applications in this corpus.
Search patents in B29K- Granted patents
- 12
- Published applications
- 24
- Assignees
- 14
- Inventors
- 38
- Latest grant
- 10 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 3 |
| 2016 | 2 | 2 |
| 2017 | 1 | 4 |
| 2018 | 0 | 2 |
| 2019 | 4 | 1 |
| 2020 | 0 | 1 |
| 2021 | 2 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 3 |
| 2025 | 1 | 1 |
| 2026 | 0 | 4 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems for polymer powder performance improvements in additive manufacturing using encapsulation10 Jun 2025US 12,325,154 B2GM Global Technology Operations LLC
- Epoxy dual cure resins for additive manufacturing14 Nov 2023US 11,814,472 B2Carbon, Inc.
- Epoxy dual cure resins for additive manufacturing13 Apr 2021US 10,975,193 B2Carbon, Inc.
- Tow prepreg, composite material-reinforced pressure vessel, and method of producing composite material-reinforced pressure vessel12 Jan 2021US 10,889,695 B2Mitsubishi Chemical Corporation
- Method of producing film27 Aug 2019US 10,391,694 B2Kaneka Corporation
- Resin molding material and method for recycling thermosetting urethane16 Apr 2026US 2026/0103593 A1Kasai Kogyo Co., Ltd.
- Methods of manufacturing sustainable articles19 Mar 2026US 2026/0077541 A1Pretred, Inc.
- Reinforced sustainably-produced articles19 Mar 2026US 2026/0078553 A1Pretred, Inc.
- Sustainable crash cushions19 Mar 2026US 2026/0078554 A1Pretred, Inc.
- Rubber sheet20 Feb 2025US 2025/0058501 A1Compagnie Generale Des Etablissements Michelin
Most cited
By later US patents
- Paving block formed of rubber crumb and a method of manufacturing the same6US 9,079,347 B2Inpress Technologies Inc. · 2015
- Epoxy dual cure resins for additive manufacturing5US 10,975,193 B2Carbon, Inc. · 2021
- Resin flow member for a vacuum assisted resin transfer moulding process3US 10,279,549 B2Siemens Gamesa Renewable Enery A/S · 2019
- Resin flow member for a vacuum assisted resin transfer moulding process2US 9,492,992 B2Siemens Aktiengesellschaft · 2016
- Tow prepreg, composite material-reinforced pressure vessel, and method of producing composite material-reinforced pressure vessel1US 10,889,695 B2Mitsubishi Chemical Corporation · 2021