B29C 48/278
Of additives or processing aids
Official title: {of additives or processing aids}
B29C48/278 (Of additives or processing aids) appears on 11 US grants and 17 published applications in this corpus.
Search patents in B29C- Granted patents
- 11
- Published applications
- 17
- Assignees
- 14
- Inventors
- 51
- Latest grant
- 29 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 2 |
| 2016 | 1 | 4 |
| 2017 | 1 | 0 |
| 2018 | 3 | 2 |
| 2019 | 0 | 3 |
| 2020 | 0 | 0 |
| 2021 | 2 | 2 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Microporous film, and method for producing same29 Jul 2025US 12,370,772 B2Asahi Kasei Battery Separator Corporation
- Extruder, facility comprising an extruder, and method for producing target polymer products consisting of a plastic-containing material from a solution using such an extruder19 Mar 2024US 11,931,921 B2Domo Engineering Plastics GmbH
- Method for extruding and labelling a cylindrical product10 Jan 2023US 11,548,197 B2Aisapack Holding S.A.
- Process for spinning dissolved cellulose28 Dec 2021US 11,208,739 B2Treetotextile AB
- Method of producing film, method of producing separator, and method of producing plasticizer18 May 2021US 11,007,699 B2Sumitomo Chemical Company, Limited
- Forming mandrel and liquid recovery methods for use in sheet production process3 Sep 2026US 2026/0257409 A1Eastman Chemical Company
- Microporous Film, and Method for Producing Same23 Feb 2023US 2023/0056490 A1Asahi Kasei Kabushiki Kaisha
- Method and device for extruding and labelling a cylindrical product23 Sep 2021US 2021/0291422 A1Aisapack Holding S.A.
- Extruder, facility comprising an extruder, and method for producing target polymer products consisting of a plastic-containing material from a solution using such an extruder14 Jan 2021US 2021/0008763 A1Domo Engineering Plastics GmbH
- Process for hydraulic conveying of polyolefin pellets2 May 2019US 2019/0126511 A1Borealis AG
Most cited
By later US patents
- Fabricating method for natural cellulose fiber blended with nano silver14US 10,132,009 B2Acelon Chemicals and Fiber Corporation · 2018
- Polyvinyl butyral resin pellet, and method for producing the same1US 8,883,052 B2Kuraray Co., Ltd. · 2014
- Continuous celluloid twin screw extrusion process1US 9,539,752 B2General Dynamics Ordnance and Tactical Systems - Canada Valleyfield Inc. · 2017
- Compact polymeric gel and fibers made therefrom1US 9,915,012 B2Reliance Industries Limited · 2018