E02F 3/654
Scraper bowls and components mounted on them
Official title: {Scraper bowls and components mounted on them}
E02F3/654 (Scraper bowls and components mounted on them) appears on 119 US grants and 49 published applications in this corpus.
Search patents in E02F- Granted patents
- 119
- Published applications
- 49
- Assignees
- 31
- Inventors
- 150
- Latest grant
- 4 Jun 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 23 | 0 |
| 1977 | 18 | 0 |
| 1978 | 7 | 0 |
| 1979 | 3 | 0 |
| 1980 | 7 | 0 |
| 1981 | 4 | 0 |
| 1982 | 4 | 0 |
| 1983 | 6 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 2 |
| 2004 | 1 | 4 |
| 2005 | 3 | 5 |
| 2006 | 2 | 2 |
| 2007 | 2 | 5 |
| 2008 | 5 | 2 |
| 2009 | 1 | 2 |
| 2010 | 3 | 4 |
| 2011 | 2 | 0 |
| 2012 | 0 | 5 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 4 |
| 2017 | 2 | 2 |
| 2018 | 1 | 1 |
| 2019 | 5 | 2 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 3 |
| 2024 | 1 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Scraper control method4 Jun 2024US 12,000,109 B2Deere & Company
- Removable wiper wall18 Aug 2020US 10,745,884 B2Deere & Company
- Removable wiper wall24 Sep 2019US 10,422,106 B2Deere & Company
- Device for filling a bucket10 Sep 2019US 10,407,866 B2Tekno-Tuote S Mononen
- Soil spreading scraper device including deflecting paddles23 Jul 2019US 10,358,790 B2Elmer's Welding & Manufacturing Ltd.
- Apparatus, methods, and systems for preserving and transferring land from a first location to a second location10 Oct 2024US 2024/0337087 A1Thornton Equipment Services, Inc.
- Box Scraper Assembly10 Aug 2023US 2023/0250611 A1
- Scraper control method2 Mar 2023US 2023/0066877 A1Deere & Company
- Electrical drive system for earth moving machinery2 Mar 2023US 2023/0067152 A1
- Removable wiper wall12 Sep 2019US 2019/0277005 A1Deere & Company
Most cited
By later US patents
- Hydraulically operated grade scraper50US 4,217,962 A1980
- Brake cooling circuit26US 4,083,469 ACaterpillar Tractor Co. · 1978
- Mechanical chain adjuster for scraper elevator chains21US 4,128,952 AInternational Harvester Company · 1978
- Folding ejector linkage for material handling machinery19US 4,011,957 ACaterpillar Tractor Co. · 1977
- Method of padding pipe19US 4,057,917 A1977