B65D 75/522
Inspection openings or windows
Official title: {Inspection openings or windows}
B65D75/522 (Inspection openings or windows) appears on 84 US grants and 154 published applications in this corpus.
Search patents in B65D- Granted patents
- 84
- Published applications
- 154
- Assignees
- 77
- Inventors
- 284
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 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 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 3 | 3 |
| 2004 | 0 | 3 |
| 2005 | 0 | 1 |
| 2006 | 1 | 4 |
| 2007 | 1 | 3 |
| 2008 | 1 | 6 |
| 2009 | 1 | 4 |
| 2010 | 1 | 4 |
| 2011 | 2 | 5 |
| 2012 | 5 | 7 |
| 2013 | 3 | 5 |
| 2014 | 4 | 10 |
| 2015 | 1 | 9 |
| 2016 | 6 | 7 |
| 2017 | 3 | 7 |
| 2018 | 3 | 9 |
| 2019 | 6 | 7 |
| 2020 | 3 | 9 |
| 2021 | 5 | 9 |
| 2022 | 8 | 10 |
| 2023 | 6 | 9 |
| 2024 | 6 | 4 |
| 2025 | 3 | 11 |
| 2026 | 7 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Package containing a window and performance characteristic indicator186US 6,601,705 B2The Procter & Gamble Company · 2003
- Package integrity indicator for container closure76US 8,308,363 B2Kraft Foods Global Brands LLC · 2012
- Flexible polymer packaging bag with easy-open end seal feature69US 5,967,665 AKimberly-Clark Worldwide, Inc. · 1999
- Flexible packaging bag with visual display feature65US 6,491,165 B2Kimberly-Clark Worldwide, Inc. · 2002
- Flexible packaging bag with visual display feature52US 6,318,555 B1Kimberly-Clark Worldwide, Inc. · 2001