Description
Class C08J : WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER- TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C C08F, C08G or C08H
Subclass 3/00: Processes of treating or compounding macromolecular substances
C08J 3/00
Sub-Class
Stats
- 1,186 US PATENTS IN FORCE
- 86 US APPLICATIONS PENDING
- 505 Total Patent Owners
- 6,881 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12240775 | Core-shell structure membrane scale inhibitor and preparation method therefor | Jun 02, 21 | Mar 04, 25 | JIANGSU FEYMER TECHNOLOGY CO., LTD. |
| 12240966 | Cellulose fiber composite recycled resin and production method therefor | Jun 23, 20 | Mar 04, 25 | Daio Paper Corporation |
| 12240969 | Polypropylene composition with improved processability and impact strength | Oct 22, 20 | Mar 04, 25 | Borealis AG |
| 12240981 | Rubber tire compound containing IPN-promoting resin | Mar 26, 24 | Mar 04, 25 | The Goodyear Tire & Rubber Company |
| 12240167 | Amorphous thermoplastic additive manufactured articles and method to make them | Jun 03, 22 | Mar 04, 25 | LUMAS Polymers LLC |
| 12234329 | Methods for forming lignin prepolymers and lignin resins | Dec 17, 21 | Feb 25, 25 | University of Kansas |
| 12202945 | Polymer-modified asphalt with wax additive | Feb 14, 22 | Jan 21, 25 | GREENMANTRA RECYCLING TECHNOLOGIES LTD. |
| 12202957 | Ethylene-based modifier, ethylene-based resin composition, film, method for producing ethylene-based resin composition, and method for producing film | Aug 18, 23 | Jan 21, 25 | SUMITOMO CHEMICAL COMPANY, LIMITED |
| 12195593 | Solventless polyorganosiloxane pellets and processes for the preparation and use thereof | Oct 30, 19 | Jan 14, 25 | DOW SILICONES CORPORATION; Dow Global Technologies LLC; |
| 12195599 | Glass fiber filled flame retardant propylene composition | Sep 24, 19 | Jan 14, 25 | Sabic Global Technologies B.V. |
| 12180343 | Thermoplastic polymers and method to make them | Dec 13, 22 | Dec 31, 24 | LUMAS Polymers LLC |
| 12179157 | Membranes of glassy polymer blends with peg-crosslinked intrinsic microporous polymers for gas separations | Oct 28, 21 | Dec 31, 24 | Saudi Arabian Oil Company |
| 12173125 | Methods of making polytetrafluoroethylene/polymer composites and uses thereof | Jan 16, 20 | Dec 24, 24 | Wisconsin Alumni Research Foundation |
| 12146036 | Polypropylene-based compositions with transparency and elongational properties | Sep 02, 22 | Nov 19, 24 | TOTALENERGIES ONETECH |
| 12122883 | Method for producing radiation-sensitive resin composition | Nov 23, 21 | Oct 22, 24 | FUJIFILM Corporation |
| 12110369 | Method for the combined processing of at least two polymer melts | Mar 05, 20 | Oct 08, 24 | BASF SE |
| 12104049 | Compatibilization of recycled polyethylene-polypropylene blends | Mar 26, 20 | Oct 01, 24 | Borealis AG |
| 12098253 | Method for preparing thermoplastic starch by in-situ reactive extrusion plasticization process and method for preparing starch/polymer blend by in-situ reactive extrusion plasticization and compatibilization process | Jun 02, 22 | Sep 24, 24 | NORTH UNIVERSITY OF CHINA; SHANXI ZHONGBEI NEW MATERIAL TECHNOLOGY CO., LTD.; |
| 12077640 | Polysaccharide-elastomer masterbatch compositions | Mar 16, 23 | Sep 03, 24 | NUTRITION & BIOSCIENCES USA 4, INC. |
| 12077656 | Cellulose ester and elastomer compositions | Jul 17, 19 | Sep 03, 24 | Eastman Chemical Company |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0101,230 | METHOD FOR MANUFACTURING BAMBOO PLASTIC COMPOSITE MATERIAL | Sep 26, 23 | Mar 27, 25 | Not available |
| 2025/0084,223 | MIXED POLYMER BODY PLATE AND MANUFACTURING METHOD THEREOF | Feb 05, 24 | Mar 13, 25 | Not available |
| 2025/0019,538 | BIODEGRADABLE POLYMER COMPOSITION WITH PROCESSING AID | Nov 17, 22 | Jan 16, 25 | KANEKA AMERICAS HOLDING, INC. |
| 2025/0011,584 | NANOCELLULOSE-POLYMER COMPOSITES, AND PROCESSES FOR PRODUCING THEM | May 20, 24 | Jan 09, 25 | Not available |
| 2024/0366,509 | Dry Suspension Granules for Dry Suspension and Preparation Method Thereof | Aug 25, 22 | Nov 07, 24 | Not available |
| 2024/0368,401 | TOUGHENED POLYAMIDE | Nov 15, 21 | Nov 07, 24 | Not available |
| 2024/0360,316 | FORMULATIONS AND PRODUCTS TO REPLACE SINGLE-USE PLASTICS AND POLYSTYRENE WITH BIO-BENIGN MATERIALS SUCH AS AGRICULTURAL WASTES | Jul 03, 24 | Oct 31, 24 | Not available |
| 2024/0352,240 | HDPE BLENDS OF VIRGIN POLYETHYLENE AND POST CONSUMER RECYCLATE FOR BLOWN FILMS AND METHODS THEREOF | Apr 16, 24 | Oct 24, 24 | Equistar Chemicals, LP |
| 2024/0352,253 | RESIN COMPOSITION AND USE THEREOF | Nov 15, 22 | Oct 24, 24 | MITSUI CHEMICALS, INC. |
| 2024/0343,894 | POLYMER MASTERBATCH AND LLDPE COMPOSITIONS CONTAINING HIGH MOLECULAR WEIGHT ETHOXYLATES | Apr 12, 24 | Oct 17, 24 | LYONDELLBASELL ADVANCED POLYMERS INC. |
| 2024/0317,896 | Molding Material Production Method And Molding Material | Mar 22, 24 | Sep 26, 24 | Not available |
| 2024/0317,952 | FABRICATION OF REINFORCED ANION EXCHANGE MEMBRANES | Mar 21, 24 | Sep 26, 24 | HYDROLITE LTD |
| 2024/0317,987 | TRANSPARENT ACRYLIC POLYMER COMPOSITION HAVING AN INCREASED RESISTANCE TO ALCOHOLS AND FATS | Jul 14, 22 | Sep 26, 24 | RÖHM GMBH; Roehm America LLC; |
| 2024/0309,190 | MODIFIED CROSS-LINKED POLYETHYLENE AND PREPARATION METHOD THEREFOR, AND RECYCLED PRODUCT AND PREPARATION METHOD THEREFOR | Jan 12, 22 | Sep 19, 24 | Not available |
| 2024/0301,199 | MODIFIED CRYSTALLIZED POLYETHYLENE TEREPHTHALATE AND METHOD OF MAKING THE SAME | Mar 10, 23 | Sep 12, 24 | Not available |
| 2024/0301,201 | PROCESS FOR MANUFACTURING PARTICLES COMPRISING POLYLACTIC ACID | May 20, 24 | Sep 12, 24 | Purac Biochem B.V. |
| 2024/0301,096 | METHOD OF RETURNING CROSSLINKING SITE OF CROSSLINKED ELASTOMER TO NON-CROSSLINKED STATE | Jun 30, 22 | Sep 12, 24 | Bridgestone Corporation |
| 2024/0294,737 | COMPOSITIONS COMPRISING INSOLUBLE ALPHA-GLUCAN | May 03, 22 | Sep 05, 24 | Not available |
| 2024/0287,260 | SOFT THERMOPLASTIC COMPOSITION | Oct 01, 19 | Aug 29, 24 | Not available |
| 2024/0279,448 | POLYETHYLENE COMPOSITION HAVING IMPROVED MELT STRENGTH AND FLEXIBILITY | Jun 16, 22 | Aug 22, 24 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 34 Months (last 2 years Issuances)
- 34 Months (last 5 years Issuances)