B29L 2031/704
Bobbins, spools
Official title: {Bobbins, spools}
B29L2031/704 (Bobbins, spools) appears on 40 US grants and 27 published applications in this corpus.
Search patents in B29L- Granted patents
- 40
- Published applications
- 27
- Assignees
- 29
- Inventors
- 56
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 2 |
| 2003 | 0 | 1 |
| 2004 | 2 | 3 |
| 2005 | 2 | 5 |
| 2006 | 2 | 0 |
| 2007 | 0 | 3 |
| 2008 | 3 | 0 |
| 2009 | 1 | 2 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 1 | 2 |
| 2019 | 1 | 2 |
| 2020 | 0 | 1 |
| 2021 | 2 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 0 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Induction bonded reel18 Aug 2026US 12,709,070 B2Vandor Corporation
- Method of fabricating a miniature device having an acoustic diaphragm25 May 2021US 11,019,444 B2Bose Corporation
- Spool made of a thermoplastic material for the winding of winding material, as well as to a method for manufacturing the same16 Feb 2021US 10,919,728 B2Purus Plastics GmbH
- Method of fabricating a miniature device having an acoustic diaphragm15 Oct 2019US 10,448,183 B2Bose Corporation
- Method for producing a cable spool with rounded edges23 Oct 2018US 10,106,366 B2Axjo Plastic AB
- Spool for receiving an optical fiber and method of making the same26 Jun 2025US 2025/0206564 A1Corning Incorporated
- Induction Bonded Reel Having a Hub Member19 Dec 2024US 2024/0417210 A1Vandor Corporation
- Induction bonded reel28 Nov 2024US 2024/0391180 A1Vandor Corporation
- Boltless reel with paperboard drum and molded flanges24 Mar 2022US 2022/0089403 A1Sonoco Development, Inc.
- Method of fabricating a miniature device having an acoustic diaphragm16 Jan 2020US 2020/0021933 A1Bose Corporation
Most cited
By later US patents
- Structural member of particulate material and method of making same89US 3,956,541 ACapital Wire & Cable, Division of U. S. Industries · 1976
- Laminated structural member and method of making same71US 4,097,648 ACapital Wire and Cable, Division of U.S. Industries · 1978
- Process of making laminated structural member64US 4,016,232 ACapital Wire and Cable, Division of U.S. Industries · 1977
- Ribbed core dual wall structure40US 6,405,974 B12002
- Mating spool assembly for relieving stress concentrations38US 5,464,171 A1995