Description
Class C08F : MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
Subclass 2/02: Processes of polymerisation Polymerisation in bulk
C08F 2/02
Sub-Class
Stats
- 149 US PATENTS IN FORCE
- 8 US APPLICATIONS PENDING
- 48 Total Patent Owners
- 860 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12247122 | Polycarbonate blend having reduced disturbing noise | May 11, 21 | Mar 11, 25 | Covestro Deutschland AG |
| 12173165 | Methods for sol-gel polymerization in absence of solvent and creation of tunable carbon structure from same | Apr 07, 23 | Dec 24, 24 | Group14 Technologies, Inc. |
| 12129318 | Method for preparing vinyl chloride-based polymer | Sep 14, 21 | Oct 29, 24 | LG Chem Ltd. |
| 12110349 | High-pressure polymerization process of ethylenically unsaturated monomers in a polymerization reactor | Dec 16, 19 | Oct 08, 24 | Basell Polyolefine GmbH |
| 12090463 | Microfluidic flow process for making linear polymers | Jul 07, 23 | Sep 17, 24 | The Government of the United States of America, as represented by the Secretary of the Air Force |
| 11866522 | Process for introducing catalyst in a polymerization process | Dec 27, 19 | Jan 09, 24 | Braskem S.A. |
| 11859316 | Process for the production of fibers | Oct 30, 20 | Jan 02, 24 | TotalEnergies OneTech Belgium |
| 11834527 | Poly alpha-olefins, compositions thereof, and methods of making | Aug 22, 21 | Dec 05, 23 | Western Performance Chemicals, LLC |
| 11813602 | Polymerisation method and apparatus therefor | Jan 31, 20 | Nov 14, 23 | Innospec Limited |
| 11738322 | Microfluidic flow process for making linear polymers | Mar 31, 21 | Aug 29, 23 | The Government of the United States of America, as represented by the Secretary of the Air Force |
| 11708443 | Method of preparing graft copolymer | Nov 08, 19 | Jul 25, 23 | LG Chem Ltd. |
| 11661517 | Methods for sol-gel polymerization in absence of solvent and creation of tunable carbon structure from same | Jun 04, 20 | May 30, 23 | Group14 Technologies, Inc. |
| 11427658 | Method for manufacturing low molecular weight acrylic resin | Jan 11, 19 | Aug 30, 22 | LG Chem, Ltd |
| 11359031 | Composition for ophthalmological products | Dec 18, 18 | Jun 14, 22 | Johnson & Johnson Surgical Vision, Inc. |
| 11359043 | Method of preparation of a composition comprising a copolymer of methyl methacrylate and methacrylic acid | Dec 09, 16 | Jun 14, 22 | TRINSEO EUROPE GMBH |
| 11359080 | Polymer composition and cable with advantageous electrical properties | Nov 02, 20 | Jun 14, 22 | Borealis AG |
| 11345767 | Propylene copolymer resin composition and method for preparing the same | Oct 28, 19 | May 31, 22 | LG Chem, Ltd |
| 11332568 | Method for preparing graft copolymer and graft copolymer prepared thereby | Oct 26, 18 | May 17, 22 | LG Chem Ltd. |
| 11325999 | High pressure polyethylene tubular reactor processes for improved wire coating product | Sep 08, 20 | May 10, 22 | ExxonMobil Chemical Patents Inc. |
| 11325994 | Catalyst component for olefin polymerization, catalyst, and use thereof | Sep 22, 17 | May 10, 22 | Beijing Research Institute of Chemical Industry China Petroleum & Chemical Corporation; Beijing Research Institute of Chemical Industry China Petroleum & Chemical Corporation; |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0115,692 | OLEFIN-BASED POLYMER | Oct 01, 24 | Apr 10, 25 | Not available |
| 2025/0101,141 | CATALYST COMPOSITION | Jan 24, 23 | Mar 27, 25 | Not available |
| 2024/0262,944 | POLYPROPYLENE-BASED COMPOSITIONS WITH IMPROVED IMPACT RESISTANCE AND AESTHETIC PROPERTIES | Jan 03, 24 | Aug 08, 24 | Braskem S.A. |
| 2024/0084,054 | PROCESS FOR INTRODUCING CATALYST IN A POLYMERIZATION PROCESS | Nov 21, 23 | Mar 14, 24 | Braskem S.A. |
| 2024/0024,833 | POLYMERISATION METHOD AND APPARATUS THEREFOR | Sep 28, 23 | Jan 25, 24 | Not available |
| 2024/0018,304 | BIODEGRADABLE POLYMERS | Dec 08, 21 | Jan 18, 24 | Not available |
| 2019/0202,944 | BULKPOLYMERISATION PROCESS FOR THE PREPARATION OF POLYDIENES | Jun 29, 17 | Jul 04, 19 | Not available |
| 2018/0148,518 | Bulk Polymerization of Silicone-Containing Copolymers | Jan 25, 18 | May 31, 18 | 3M Innovative Properties Company |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 33 Months (last 2 years Issuances)
- 33 Months (last 5 years Issuances)