B31F 2201/0797
Perforating
B31F2201/0797 (Perforating) appears on 65 US grants and 66 published applications in this corpus.
Search patents in B31F- Granted patents
- 65
- Published applications
- 66
- Assignees
- 25
- Inventors
- 111
- 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 | 0 | 0 |
| 1981 | 2 | 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 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 1 |
| 2003 | 0 | 3 |
| 2004 | 1 | 2 |
| 2005 | 2 | 3 |
| 2006 | 1 | 2 |
| 2007 | 2 | 2 |
| 2008 | 2 | 2 |
| 2009 | 1 | 1 |
| 2010 | 2 | 2 |
| 2011 | 1 | 2 |
| 2012 | 3 | 7 |
| 2013 | 2 | 1 |
| 2014 | 2 | 1 |
| 2015 | 2 | 3 |
| 2016 | 5 | 6 |
| 2017 | 1 | 1 |
| 2018 | 3 | 5 |
| 2019 | 4 | 3 |
| 2020 | 3 | 4 |
| 2021 | 2 | 2 |
| 2022 | 1 | 4 |
| 2023 | 3 | 1 |
| 2024 | 4 | 2 |
| 2025 | 1 | 4 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Partitionable paper product2 Jun 2026US 12,642,399 B2GPCP IP Holdings LLC
- Packaging material6 Jan 2026US 12,515,866 B2tForm, Inc.
- Tissue product and method and apparatus for producing same22 Apr 2025US 12,281,445 B2Essity Hygiene and Health Aktiebolag
- Rolled fibrous product patterns22 Oct 2024US 12,123,147 B2The Procter & Gamble Company
- Partitionable paper product10 Sep 2024US 12,082,750 B2GPCP IP Holdings LLC
- Packaging material14 May 2026US 2026/0131962 A1IForm, Inc.
- Method for manufacturing a composite article12 Jun 2025US 2025/0187291 A1PaperShell AB
- Alternative for fr-4 material22 May 2025US 2025/0168976 A1PaperShell AB
- Rolled fibrous product patterns20 Mar 2025US 2025/0092608 A1The Procter & Gamble Company
- Partitionable paper product30 Jan 2025US 2025/0031916 A1GPCP IP Holdings LLC
Most cited
By later US patents
- Heated embossing and ply attachment81US 6,913,673 B2Kimberly-Clark Worldwide, Inc. · 2005
- Non-nested two-ply absorbent fibrous sheet material73US 3,940,529 AScott Paper Company · 1976
- Rubber-to-steel mated embossing73US 5,269,983 AJames River Corporation of Virginia · 1993
- Multi-ply fibrous sheet structure68US 4,307,141 AAmerican Can Company · 1981
- Method multi-ply embossed fibrous sheet63US 4,927,588 AJames River Corporation of Virginia · 1990