B05C 7/08
For applying liquids or other fluent materials to the inside of tubes
Official title: for applying liquids or other fluent materials to the inside of tubes
B05C7/08 (For applying liquids or other fluent materials to the inside of tubes) appears on 93 US grants and 68 published applications in this corpus.
Search patents in B05C- Granted patents
- 93
- Published applications
- 68
- Assignees
- 66
- Inventors
- 148
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 6 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 3 |
| 2005 | 2 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 2 |
| 2011 | 0 | 2 |
| 2012 | 1 | 2 |
| 2013 | 1 | 2 |
| 2014 | 2 | 4 |
| 2015 | 3 | 4 |
| 2016 | 1 | 4 |
| 2017 | 8 | 5 |
| 2018 | 0 | 5 |
| 2019 | 7 | 6 |
| 2020 | 3 | 3 |
| 2021 | 6 | 5 |
| 2022 | 3 | 6 |
| 2023 | 7 | 3 |
| 2024 | 5 | 4 |
| 2025 | 2 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lubricating shuttle31 Mar 2026US 12,589,208 B2Sanofi Winthrop Industrie
- Internal surface treatment device for hollow engine shaft and the like30 Dec 2025US 12,508,622 B2Pratt & Whitney Canada Corp.
- Applying corrosion inhibitor within tubulars29 Jul 2025US 12,370,574 B2Saudi Arabian Oil Company
- System and method for field internally coating a pipe joint24 Dec 2024US 12,172,185 B2Saipem S.P.A.
- Device for robotic internal insulation of a pipeline welded joint29 Oct 2024US 12,128,440 B2
- A Lubricating Shuttle6 Feb 2025US 2025/0041523 A1Sanofi Winthrop Industrie
- A Lubricating Shuttle30 Jan 2025US 2025/0035261 A1
- A Lubricating Shuttle23 Jan 2025US 2025/0027605 A1
- Applicator tool positionable within a valve seat bore of a cylinder head for an internal combustion engine24 Oct 2024US 2024/0352877 A1
- Bonding method and apparatus3 Oct 2024US 2024/0326349 A1
Most cited
By later US patents
- Method and apparatus for dispensing fluid in a conduit77US 4,137,623 ATaylor Industries, Inc. · 1979
- Method and apparatus for dispensing fluid in a conduit71US 4,275,096 ATaylor Industries, Inc. · 1981
- Apparatus for internally coating pipes39US 4,774,905 A1988
- Pipe lining system30US 5,019,417 A1991
- System and method for coating tubes25US 7,270,847 B2Plastocor, Inc. · 2007