Y02W 30/64
Paper recycling
Y02W30/64 (Paper recycling) appears on 1,192 US grants and 788 published applications in this corpus.
Search patents in Y02W- Granted patents
- 1,192
- Published applications
- 788
- Assignees
- 556
- Inventors
- 2,017
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 9 | 0 |
| 1978 | 7 | 0 |
| 1979 | 10 | 0 |
| 1980 | 20 | 0 |
| 1981 | 11 | 0 |
| 1982 | 15 | 0 |
| 1983 | 16 | 0 |
| 1984 | 9 | 0 |
| 1985 | 9 | 0 |
| 1986 | 17 | 0 |
| 1987 | 13 | 0 |
| 1988 | 14 | 0 |
| 1989 | 15 | 0 |
| 1990 | 20 | 0 |
| 1991 | 18 | 0 |
| 1992 | 26 | 0 |
| 1993 | 37 | 0 |
| 1994 | 43 | 0 |
| 1995 | 35 | 0 |
| 1996 | 44 | 0 |
| 1997 | 48 | 0 |
| 1998 | 58 | 0 |
| 1999 | 47 | 0 |
| 2000 | 31 | 0 |
| 2001 | 41 | 11 |
| 2002 | 30 | 26 |
| 2003 | 18 | 21 |
| 2004 | 11 | 29 |
| 2005 | 8 | 31 |
| 2006 | 11 | 30 |
| 2007 | 20 | 21 |
| 2008 | 9 | 30 |
| 2009 | 9 | 20 |
| 2010 | 11 | 32 |
| 2011 | 21 | 33 |
| 2012 | 27 | 37 |
| 2013 | 23 | 29 |
| 2014 | 27 | 35 |
| 2015 | 20 | 27 |
| 2016 | 22 | 33 |
| 2017 | 20 | 36 |
| 2018 | 24 | 35 |
| 2019 | 30 | 53 |
| 2020 | 46 | 59 |
| 2021 | 49 | 35 |
| 2022 | 29 | 27 |
| 2023 | 33 | 45 |
| 2024 | 25 | 24 |
| 2025 | 32 | 19 |
| 2026 | 10 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Barrier paper or barrier film comprising highly refined pulp from fibers obtained from used beverage cartons25 Aug 2026US 12,716,173 B2Stora Enso OYJ
- Process and system for producing pulp, energy, and bioderivatives from plant-based and recycled materials14 Jul 2026US 12,678,759 B2Circ, LLC
- Recycling plastics16 Jun 2026US 12,655,311 B2Sortology Ltd
- Separation device and sheet manufacturing apparatus12 May 2026US 12,624,499 B2Seiko Epson Corporation
- Process and system for producing pulp, energy, and bioderivatives from plant-based and recycled materials28 Apr 2026US 12,611,644 B2Circ, LLC
- Process and System for Producing Pulp, Energy, and Bioderivatives from Plant-Based and Recycled Materials10 Sep 2026US 2026/0264040 A1Circ, LLC
- Treatment system and method for manufacture of paper, board or the like27 Aug 2026US 2026/0250909 A1Kemira Oyj
- Recycling of release liner glassine and sck into high quality pulp23 Jul 2026US 2026/0210041 A1Upm-Kymmene Corporation
- Fine fibrous cellulose, dispersed solution, sheet, laminated sheet, laminate, and method for producing fine fibrous cellulose9 Jul 2026US 2026/0193842 A1Oji Holdings Corporation
- Pulverization device2 Jul 2026US 2026/0185301 A1Zuiko Corporation
Most cited
By later US patents
- Processing biomass176US 7,932,065 B2Xyleco, Inc. · 2011
- Method of treating papermaking fibers for making tissue173US 5,348,620 AKimberly-Clark Corporation · 1994
- Method of treating papermaking fibers for making tissue146US 5,501,768 AKimberly-Clark Corporation · 1996
- System and method for producing bonded fiber/cellulose products111US 8,795,470 B22014
- Process for preparation of cellulose acetate filters for use in paper making108US 5,662,773 AEastman Chemical Company · 1997