B27F 1/02
Making tongues or grooves, of indefinite length
B27F1/02 (Making tongues or grooves, of indefinite length) appears on 245 US grants and 205 published applications in this corpus.
Search patents in B27F- Granted patents
- 245
- Published applications
- 205
- Assignees
- 92
- Inventors
- 229
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 4 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 6 | 0 |
| 1988 | 5 | 0 |
| 1989 | 10 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 1 |
| 2003 | 3 | 9 |
| 2004 | 5 | 8 |
| 2005 | 5 | 7 |
| 2006 | 6 | 26 |
| 2007 | 1 | 9 |
| 2008 | 2 | 16 |
| 2009 | 9 | 8 |
| 2010 | 36 | 4 |
| 2011 | 7 | 12 |
| 2012 | 7 | 1 |
| 2013 | 5 | 4 |
| 2014 | 7 | 9 |
| 2015 | 7 | 6 |
| 2016 | 8 | 5 |
| 2017 | 5 | 9 |
| 2018 | 2 | 9 |
| 2019 | 9 | 8 |
| 2020 | 9 | 8 |
| 2021 | 6 | 8 |
| 2022 | 7 | 6 |
| 2023 | 5 | 11 |
| 2024 | 7 | 7 |
| 2025 | 10 | 9 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Arrangement and method for forming grooves in a board element31 Mar 2026US 12,589,519 B2Ceraloc Innovation AB
- Scarfing machine30 Dec 2025US 12,508,735 B2Meinan Machinery Works, Inc.
- Electronic jig advanced system (EJAS) for workpieces joinery2 Dec 2025US 12,485,567 B2
- Leak-proof and unbreakable panel comprising a locking element, and method for producing such a panel23 Sep 2025US 12,421,736 B2Surface Technologies GmbH & Co. KG
- Woodworking grooving planer9 Sep 2025US 12,409,578 B2
- Arrangement and method for forming grooves in a board element9 Jul 2026US 2026/0192482 A1Ceraloc Innovation AB
- Method of machining parallel grooves in the underside of a floor panel19 Mar 2026US 2026/0077535 A1"Barlinek" SpóLka Akcyjna
- Method and apparatus for producing lumber from a tree trunk5 Feb 2026US 2026/0034700 A1Gebrüder Linck, Maschinen “Gatterlinck” GmbH & Co. KG
- Method for manufacturing panels and panels obtained thereby29 Jan 2026US 2026/0027746 A1Unilin BV
- Set of milling tools and method for manufacturing panels27 Nov 2025US 2025/0360646 A1Unilin BV
Most cited
By later US patents
- Floor panel with edge connectors696US 6,006,486 AUnilin Beheer B. V., besloten vennootschap · 1999
- Panel and fastening system for panels495US 6,505,452 B1Akzenta Paneele + Profile GmbH · 2003
- Floor panel with edge connectors411US 6,490,836 B1Unilin Beheer B. V., besloten vennootschap · 2002
- Method for laying and interlocking panels335US 6,804,926 B1Akzenta Paneele + Profile GmbH · 2004
- Floor panels with edge connectors269US 7,040,068 B2Unilin Beheer B. V., besloten vennootschap · 2006