B32B 2323/10
Polypropylene
B32B2323/10 (Polypropylene) appears on 1,675 US grants and 1,273 published applications in this corpus.
Search patents in B32B- Granted patents
- 1,675
- Published applications
- 1,273
- Assignees
- 965
- Inventors
- 3,998
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 8 | 0 |
| 1978 | 11 | 0 |
| 1979 | 11 | 0 |
| 1980 | 20 | 0 |
| 1981 | 20 | 0 |
| 1982 | 31 | 0 |
| 1983 | 32 | 0 |
| 1984 | 28 | 0 |
| 1985 | 14 | 0 |
| 1986 | 16 | 0 |
| 1987 | 28 | 0 |
| 1988 | 54 | 0 |
| 1989 | 40 | 0 |
| 1990 | 59 | 0 |
| 1991 | 40 | 0 |
| 1992 | 56 | 0 |
| 1993 | 40 | 0 |
| 1994 | 31 | 0 |
| 1995 | 19 | 0 |
| 1996 | 38 | 0 |
| 1997 | 46 | 0 |
| 1998 | 32 | 0 |
| 1999 | 36 | 0 |
| 2000 | 45 | 0 |
| 2001 | 63 | 29 |
| 2002 | 59 | 82 |
| 2003 | 59 | 65 |
| 2004 | 71 | 88 |
| 2005 | 34 | 75 |
| 2006 | 25 | 44 |
| 2007 | 20 | 40 |
| 2008 | 20 | 24 |
| 2009 | 16 | 31 |
| 2010 | 20 | 17 |
| 2011 | 21 | 26 |
| 2012 | 15 | 21 |
| 2013 | 11 | 16 |
| 2014 | 11 | 47 |
| 2015 | 26 | 50 |
| 2016 | 32 | 50 |
| 2017 | 33 | 71 |
| 2018 | 32 | 84 |
| 2019 | 37 | 74 |
| 2020 | 52 | 54 |
| 2021 | 53 | 72 |
| 2022 | 45 | 54 |
| 2023 | 47 | 47 |
| 2024 | 43 | 42 |
| 2025 | 36 | 43 |
| 2026 | 20 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Biaxially oriented thermoplastic polymer laminate films for luggage articles and methods of making the same6 Oct 2026US 12,752,508 B2Canco Hungary Ltd.
- Shooting color-changing target paper and manufacturing process thereof1 Sep 2026US 12,723,849 B2GuangZhou Target House Trading Co.,Ltd
- Polymer-laminated metal lid18 Aug 2026US 12,709,084 B2Altria Client Services LLC
- Aluminum cup14 Jul 2026US 12,678,849 B2LumiTerra, Inc.
- Component and method for producing a component14 Jul 2026US 12,679,071 B2ElringKlinger AG
- Laminate including release primer composition layers and method for separating laminate8 Oct 2026US 2026/0307366 A1Sakata Inx Corporation
- Process for the preparation of a bonded structure, a bonded structure and use of said bonded structure for preparing an automotive part8 Oct 2026US 2026/0307381 A1Sabic Global Technologies B.V.
- Floor panel8 Oct 2026US 2026/0308921 A1Unilin BV
- Flexible web-type composite material and bags made from same1 Oct 2026US 2026/0295987 A1Starlinger & Co Gesellschaft M.B.H.
- Cloth sheet for travel carrier and manufacturing device thereof17 Sep 2026US 2026/0272132 A1
Most cited
By later US patents
- Waterproof laminate389US 4,194,041 AW. L. Gore & Associates, Inc. · 1980
- Low stress relaxation composite elastic material383US 5,169,706 AKimberly-Clark Corporation · 1992
- Nonwoven laminate for recreation fabric347US 4,374,888 AKimberly-Clark Corporation · 1983
- Therapeutic system for administering clonidine transdermally335US 4,201,211 AAlza Corporation · 1980
- Composite elastic material including a reversibly necked material321US 4,981,747 AKimberly-Clark Corporation · 1991