D10B 2321/02
Polyolefins
Official title: polyolefins
D10B2321/02 (Polyolefins) appears on 828 US grants and 1,257 published applications in this corpus.
Search patents in D10B- Granted patents
- 828
- Published applications
- 1,257
- Assignees
- 698
- Inventors
- 2,609
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 5 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 7 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 6 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 7 | 0 |
| 1991 | 6 | 0 |
| 1992 | 8 | 0 |
| 1993 | 7 | 0 |
| 1994 | 10 | 0 |
| 1995 | 15 | 0 |
| 1996 | 8 | 0 |
| 1997 | 10 | 0 |
| 1998 | 12 | 0 |
| 1999 | 12 | 0 |
| 2000 | 12 | 0 |
| 2001 | 10 | 8 |
| 2002 | 8 | 10 |
| 2003 | 14 | 22 |
| 2004 | 10 | 17 |
| 2005 | 8 | 16 |
| 2006 | 6 | 19 |
| 2007 | 9 | 31 |
| 2008 | 5 | 31 |
| 2009 | 8 | 22 |
| 2010 | 10 | 32 |
| 2011 | 21 | 29 |
| 2012 | 9 | 22 |
| 2013 | 10 | 14 |
| 2014 | 16 | 28 |
| 2015 | 18 | 71 |
| 2016 | 25 | 60 |
| 2017 | 18 | 55 |
| 2018 | 43 | 69 |
| 2019 | 48 | 87 |
| 2020 | 50 | 75 |
| 2021 | 45 | 77 |
| 2022 | 40 | 84 |
| 2023 | 51 | 94 |
| 2024 | 78 | 114 |
| 2025 | 60 | 94 |
| 2026 | 53 | 76 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Microporous polyethylene filaments29 Sep 2026US 12,747,519 B2W. L. Gore & Associates, Inc.
- Polymer fibers for concrete reinforcement8 Sep 2026US 12,729,294 B2Sika Technology AG
- Clothing articles having ultra-high molecular weight polyethylene8 Sep 2026US 12,729,463 B2Sheertex Inc.
- Spun-bonded nonwoven fabric and sanitary material25 Aug 2026US 12,716,154 B2Mitsui Chemicals Asahi Life Materials Co., Ltd.
- Composition of reclaimed synthetic turf and products comprising same11 Aug 2026US 12,703,950 B1Columbia Insurance Company
- Walk-off carpet8 Oct 2026US 2026/0305911 A1Aladdin Manufacturing Corporation
- Ultra-high molecular weight polyethylene fused yarn and method for producing the same8 Oct 2026US 2026/0308818 A1Duel Co., Inc.
- Article including blown microfibers and fire barrier particles and related processes24 Sep 2026US 2026/0286585 A13M Innovative Properties Company
- Sanitary mask sheet17 Sep 2026US 2026/0272077 A1Kao Corporation
- Propylene ethylene random copolymer17 Sep 2026US 2026/0275012 A1Basell Poliolefine Italia S.r.l.
Most cited
By later US patents
- Artificial tubular organ445US 5,236,447 ANissho Corporation · 1993
- Fabric-based sensor for monitoring vital signs312US 6,970,731 B1Georgia Tech Research Corporation · 2005
- Ravel-resistant, self-supporting woven graft171US 5,178,630 AMeadox Medicals, Inc. · 1993
- Polypropylene multifilament warp knitted mesh and its use in surgery133US 5,292,328 AUnited States Surgical Corporation · 1994
- Oriented woven furniture support material102US 4,469,739 AE. I. Du Pont de Nemours and Company · 1984