E04F 17/126
With water flushing
Official title: {with water flushing}
E04F17/126 (With water flushing) appears on 5 US grants and 0 published applications in this corpus.
Search patents in E04F- Granted patents
- 5
- Published applications
- 0
- Assignees
- 3
- Inventors
- 8
- Latest grant
- 9 Jun 1998
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Support for garbage chute cleaning apparatus9 Jun 1998US 5,762,083 ASkyscraper Cleaning Services Inc.
- Boom operated chute cleaning device13 Aug 1991US 5,038,810 A
- Apparatus for supporting and guiding a flexible line7 Apr 1981US 4,260,119 AMidland Metalcraft Company
- Waste chute cleaning apparatus7 Feb 1978US 4,071,919 A
- Liquid waste disposal22 Jun 1976US 3,965,006 AAmerican Sterilizer Company
No published applications in this class yet.
Most cited
By later US patents
- Waste chute cleaning apparatus16US 4,071,919 A1978
- Boom operated chute cleaning device12US 5,038,810 A1991
- Apparatus for supporting and guiding a flexible line11US 4,260,119 AMidland Metalcraft Company · 1981
- Support for garbage chute cleaning apparatus9US 5,762,083 ASkyscraper Cleaning Services Inc. · 1998
- Liquid waste disposal4US 3,965,006 AAmerican Sterilizer Company · 1976