A01G 13/33
Sheets or films
A01G13/33 (Sheets or films) appears on 146 US grants and 183 published applications in this corpus.
Search patents in A01G- Granted patents
- 146
- Published applications
- 183
- Assignees
- 114
- Inventors
- 383
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 0 | 0 |
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 2 |
| 2002 | 3 | 4 |
| 2003 | 4 | 2 |
| 2004 | 2 | 9 |
| 2005 | 2 | 7 |
| 2006 | 2 | 7 |
| 2007 | 0 | 3 |
| 2008 | 0 | 10 |
| 2009 | 1 | 8 |
| 2010 | 3 | 6 |
| 2011 | 3 | 10 |
| 2012 | 6 | 1 |
| 2013 | 9 | 9 |
| 2014 | 3 | 4 |
| 2015 | 3 | 7 |
| 2016 | 2 | 10 |
| 2017 | 4 | 8 |
| 2018 | 4 | 11 |
| 2019 | 5 | 11 |
| 2020 | 6 | 11 |
| 2021 | 3 | 12 |
| 2022 | 10 | 10 |
| 2023 | 7 | 6 |
| 2024 | 5 | 5 |
| 2025 | 5 | 7 |
| 2026 | 6 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for cultivating alcohol-brewing sorghum on basis of biodegradable mulching film, and use thereof22 Sep 2026US 12,740,501 B2Jiangsu Academy of Agricultural Sciences
- Landscaping containment system14 Jul 2026US 12,677,761 B1Karogen LLC
- Biodegradable film23 Jun 2026US 12,661,875 B2Novamont S. p. A.
- Welded film and method of producing same21 Apr 2026US 12,605,902 B2AGC Inc.
- Method for tapping yield potential of saccharum officinarum by controlling time of plastic mulching27 Jan 2026US 12,532,819 B2Sugarcane Research Institute, Yunnan Academy of Agricultural Sciences
- Biodegradable film8 Oct 2026US 2026/0307370 A1Novamont S. p. A.
- Biodegradable nonwoven sheets, a method of manufacturing the same and uses thereof6 Aug 2026US 2026/0223788 A1
- Kit having active polymer materials for growing more vigorous, larger, and healthier plants7 May 2026US 2026/0123590 A1Hologenix LLC
- Biodegradable plastics with enhanced solubility13 Nov 2025US 2025/0346691 A1Culture Organics, LLC
- System and method for plant agriculture11 Sep 2025US 2025/0280772 A1Jardin Holdings I, LLC
Most cited
By later US patents
- Degradable starch-based agricultural mulch film79US 3,949,145 AThe United States of America as represented by the Secretary of Agriculture · 1976
- Plant treatment material and method44US 6,339,898 B12002
- Polyvinyl alcohol-starch film38US 5,106,890 ANippon Gohsei Kagaku Kogyo Kabushiki Kaisha · 1992
- Blends of biodegradable thermoplastic oxyalkanoyl polymer, a naturally occurring biodegradable product, filler and plastic additive34US 3,931,068 AUnion Carbide Corporation · 1976
- Plant treatment material and method33US 6,647,662 B22003