B29C 66/876
Maintenance or cleaning
Official title: {Maintenance or cleaning}
B29C66/876 (Maintenance or cleaning) appears on 144 US grants and 132 published applications in this corpus.
Search patents in B29C- Granted patents
- 144
- Published applications
- 132
- Assignees
- 110
- Inventors
- 293
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 2 |
| 2003 | 1 | 2 |
| 2004 | 0 | 4 |
| 2005 | 2 | 1 |
| 2006 | 1 | 6 |
| 2007 | 3 | 1 |
| 2008 | 2 | 3 |
| 2009 | 1 | 6 |
| 2010 | 6 | 3 |
| 2011 | 3 | 8 |
| 2012 | 2 | 8 |
| 2013 | 5 | 5 |
| 2014 | 4 | 6 |
| 2015 | 5 | 4 |
| 2016 | 3 | 5 |
| 2017 | 4 | 14 |
| 2018 | 7 | 5 |
| 2019 | 4 | 5 |
| 2020 | 4 | 5 |
| 2021 | 3 | 11 |
| 2022 | 10 | 8 |
| 2023 | 5 | 6 |
| 2024 | 9 | 8 |
| 2025 | 7 | 4 |
| 2026 | 5 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Sealing element for sealing a package and device for sealing a package2 Jun 2026US 12,643,702 B2Ecolean AB
- Apparatus and a method for bonding webs of non-woven plastic material28 Apr 2026US 12,611,855 B2Dukane IAS, LLC
- Ultrasonic and vibration welding of thermoplastics using a vibratable tool24 Mar 2026US 12,583,185 B2Branson Ultrasonics Corporation
- Chemical bonding and tool therefore10 Mar 2026US 12,570,055 B2Qinetiq Limited
- Slat exchange system in thermo-welding machines having cells or alveolar cavities10 Mar 2026US 12,570,425 B2Amc
- Bonding panel core to fiber-reinforced thermoplastic skin(s)19 Feb 2026US 2026/0048554 A1Rohr, Inc.
- Apparatus and a method for bonding webs of non-woven plastic material18 Sep 2025US 2025/0289191 A1Dukane IAS, LLC
- Apparatus and a method for bonding webs of non-woven plastic material18 Sep 2025US 2025/0289214 A1Dukane IAS, LLC
- Sealing Tool Cleaning Device and Sealing Tool Cleaning Method Using the Same17 Jul 2025US 2025/0229303 A1LG Energy Solution, Ltd.
- Household Vacuum Sealer Supplied AC Power and Heated6 Mar 2025US 2025/0074640 A1Bonsen Electronics Limited
Most cited
By later US patents
- Longitudinal seam sealer for polyethylene material89US 6,250,048 B1Triangle Package Machinery Company · 2001
- Total containment welding of plastic tubes66US 5,209,800 ADenco, Inc. · 1993
- Total containment device for connect/disconnect of plastic tubes54US 5,279,685 ADenco, Inc. · 1994
- Total containment welding or plastic tubes50US 5,158,630 ADenco, Inc. · 1992
- Sterile entry/exit total containment process for closed systems using plastic tubes49US 5,141,592 ADenco, Inc. · 1992