Class B29C : SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL; AFTER- TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
Subclass 31/02: Handling, e.g. feeding of the material to be shaped (in general B65G) Dispensing from vessels, e.g. hoppers
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12202174 | Powder storage apparatus, melt kneader, powder storage method, and production method for thermoplastic resin composition | Feb 25, 20 | Jan 21, 25 | SUMITOMO CHEMICAL COMPANY, LIMITED |
| 12162187 | Powder storage apparatus, melt kneader, powder storage method, and production method for thermoplastic resin composition | Feb 25, 20 | Dec 10, 24 | SUMITOMO CHEMICAL COMPANY, LIMITED |
| 12128585 | Device for manufacturing large amount of polymeric micro-scaffolds | Mar 26, 19 | Oct 29, 24 | INDUSTRY FOUNDATION OF CHONNAM NATIONAL UNIVERSITY; Biot Korea Inc.; |
| 12097678 | System for continuously processing pulverulent products | Apr 20, 22 | Sep 24, 24 | FETTE COMPACTING GMBH |
| 12042956 | Self-cleaning gravimetric and volumetric dosing apparatuses | Aug 05, 20 | Jul 23, 24 | Ampacet Corporation |
| 12031644 | Tubular formed body, and storage structure | Jul 26, 19 | Jul 09, 24 | Kyoraku Co. LTD |
| 11975461 | Inertable container for transporting an additive manufacturing powder | Dec 03, 18 | May 07, 24 | AddUp |
| 11945137 | Powder application device for producing stiffening elements from pulverous material | Dec 04, 19 | Apr 02, 24 | Rhenoflex GMBH |
| 11926075 | Conveying system and compounding system comprising the same | Mar 30, 18 | Mar 12, 24 | TOYOTA MOTOR EUROPE |
| 11524454 | Coater arrangement for a 3D printer | Aug 25, 15 | Dec 13, 22 | ExOne GmbH |
| 11453159 | Oscillating smoothing device for a three-dimensional printer | May 29, 20 | Sep 27, 22 | ExOne Operating, LLC. |
| 11432681 | Device and method for frying food item | Dec 31, 20 | Sep 06, 22 | Not available |
| 11364682 | Build material container | Mar 18, 20 | Jun 21, 22 | Hewlett-Packard Development Company, L.P. |
| 11331830 | Process for producing fiber-polymer composites | Nov 16, 16 | May 17, 22 | Stora Enso Oyj |
| 11331849 | Bottom-up powder conveying mechanism for an L-PBF system, L-PBF system and method for retrofitting and operating an L-PBF system | Jun 16, 16 | May 17, 22 | Aconity GmbH |
| 11267181 | Method for preparing for a change of material in an extrusion device for a film machine | May 10, 16 | Mar 08, 22 | WINDMÖLLER & HÖLSCHER KG |
| 11225024 | Build material recycling system of a three-dimensional (3D) printer | Jul 20, 17 | Jan 18, 22 | Hewlett-Packard Development Company, L.P. |
| 11186012 | Method for performing a material change in a feeding device of an extruder | Oct 17, 17 | Nov 30, 21 | WINDMÖLLER & HÖLSCHER KG |
| 11117305 | Method for changing the material in an extrusion device | Dec 05, 17 | Sep 14, 21 | WINDMÖLLER & HÖLSCHER KG |
| 11110659 | Build material container, and collection tube structure | May 12, 16 | Sep 07, 21 | Hewlett-Packard Development Company, L.P. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0001,650 | Powder Hopper for the Gravity-Driven Feeding of Powdered Electrode Precursor Material Into a Nip of a Dry Electrode Caldender, Corresponding Assembly, and Corresponding Method | Apr 28, 22 | Jan 02, 25 | Not available |
| 2024/0246,277 | CHARGING SYSTEM FOR FEEDING PROCESSING MATERIAL TO AN EXTRUDER SCREW, HAVING AXIALLY EXTENDING RECESSES IN A HOPPER WALL | Jun 30, 22 | Jul 25, 24 | Not available |
| 2024/0157,609 | DEVICE AND METHOD FOR SUPPLYING A MOLD WITH A POLYMERIZABLE MIXTURE | Mar 30, 22 | May 16, 24 | Not available |
| 2021/0016,467 | CONVEYING SYSTEM AND COMPOUNDING SYSTEM COMPRISING THE SAME | Mar 30, 18 | Jan 21, 21 | TOYOTA MOTOR EUROPE |
| 2018/0104,859 | Method of Filling a Weighing Container for Plastics Granulate | Oct 02, 17 | Apr 19, 18 | Not available |
| 2017/0361,500 | Coater Arrangement For A 3d Printer And Method For Applying Two Layers Of Particle-shaped Construction Material | Aug 25, 15 | Dec 21, 17 | Not available |
| 2015/0375,428 | CLOSED-CELL POLYURETHANE STRUCTURE METHOD AND SYSTEM | Sep 11, 15 | Dec 31, 15 | Not available |
| 2015/0321,860 | VACUUM POWERED RESIN LOADING SYSTEM WITHOUT CENTRAL CONTROL | Jul 21, 15 | Nov 12, 15 | Not available |
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