B32B 38/04
Punching, slitting or perforating
B32B38/04 (Punching, slitting or perforating) appears on 868 US grants and 976 published applications in this corpus.
Search patents in B32B- Granted patents
- 868
- Published applications
- 976
- Assignees
- 578
- Inventors
- 2,036
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 5 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 6 | 0 |
| 1991 | 5 | 0 |
| 1992 | 11 | 0 |
| 1993 | 2 | 0 |
| 1994 | 12 | 0 |
| 1995 | 5 | 0 |
| 1996 | 11 | 0 |
| 1997 | 23 | 0 |
| 1998 | 16 | 0 |
| 1999 | 6 | 0 |
| 2000 | 13 | 0 |
| 2001 | 7 | 6 |
| 2002 | 12 | 25 |
| 2003 | 22 | 35 |
| 2004 | 20 | 39 |
| 2005 | 17 | 39 |
| 2006 | 15 | 33 |
| 2007 | 9 | 20 |
| 2008 | 12 | 18 |
| 2009 | 15 | 32 |
| 2010 | 13 | 51 |
| 2011 | 20 | 47 |
| 2012 | 28 | 54 |
| 2013 | 27 | 42 |
| 2014 | 34 | 42 |
| 2015 | 40 | 72 |
| 2016 | 42 | 48 |
| 2017 | 58 | 61 |
| 2018 | 40 | 52 |
| 2019 | 46 | 40 |
| 2020 | 53 | 58 |
| 2021 | 33 | 46 |
| 2022 | 39 | 26 |
| 2023 | 35 | 34 |
| 2024 | 35 | 23 |
| 2025 | 23 | 27 |
| 2026 | 14 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method of manufacturing a component of an electric motor22 Sep 2026US 12,741,458 B2Schaeffler Technologies AG & Co. KG
- Layered composite articles and methods of making same8 Sep 2026US 12,728,621 B2Columbia Insurance Company
- Soft armor edge enhancement30 Jun 2026US 12,669,312 B2
- Method of applying fastener elements for disposable absorbent garment23 Jun 2026US 12,661,274 B2Attends Healthcare Products, Inc.
- Additive manufacturing of multilayered structures16 Jun 2026US 12,654,417 B2FMC Technologies, Inc.
- Additive manufacturing of multilayered structures17 Sep 2026US 2026/0273889 A1FMC Technologies, Inc.
- Undercover comprising regenerated fiber and method for manufacturing the same3 Sep 2026US 2026/0257451 A1Hyundai Motor Company
- A method of manufacturing a multi-layer material6 Aug 2026US 2026/0225361 A1Philip Morris Products S. A.
- Cross-linked polyvinyl alcohol adhesives23 Apr 2026US 2026/0109131 A1The Procter & Gamble Company
- Milking system with analysis unit9 Apr 2026US 2026/0096534 A1Lely Patent N. V.
Most cited
By later US patents
- Method for building three-dimensional models in extrusion-based digital manufacturing systems using ribbon filaments296US 8,221,669 B2Stratasys, Inc. · 2012
- Integrated multilayered microfludic devices and methods for making the same242US 6,572,830 B1Motorola, Inc. · 2003
- Multilayered microfluidic DNA analysis system and method238US 6,544,734 B12003
- Slit elastic fibrous nonwoven laminates and process for forming234US 5,804,021 AKimberly-Clark Worldwide, Inc. · 1998
- Elastic laminate web208US 6,830,800 B2The Procter & Gamble Company · 2004