B29L 2031/52
Sports equipment
Official title: Sports equipment {; Games; Articles for amusement}; Toys (B29L2031/54 takes precedence)
B29L2031/52 (Sports equipment) appears on 954 US grants and 942 published applications in this corpus.
Search patents in B29L- Granted patents
- 954
- Published applications
- 942
- Assignees
- 415
- Inventors
- 1,501
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 8 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 11 | 0 |
| 1982 | 3 | 0 |
| 1983 | 7 | 0 |
| 1984 | 3 | 0 |
| 1985 | 8 | 0 |
| 1986 | 8 | 0 |
| 1987 | 10 | 0 |
| 1988 | 8 | 0 |
| 1989 | 16 | 0 |
| 1990 | 8 | 0 |
| 1991 | 9 | 0 |
| 1992 | 13 | 0 |
| 1993 | 19 | 0 |
| 1994 | 17 | 0 |
| 1995 | 23 | 0 |
| 1996 | 17 | 0 |
| 1997 | 18 | 0 |
| 1998 | 17 | 0 |
| 1999 | 18 | 0 |
| 2000 | 19 | 0 |
| 2001 | 20 | 7 |
| 2002 | 23 | 30 |
| 2003 | 26 | 35 |
| 2004 | 18 | 40 |
| 2005 | 12 | 32 |
| 2006 | 29 | 26 |
| 2007 | 15 | 34 |
| 2008 | 20 | 29 |
| 2009 | 12 | 34 |
| 2010 | 29 | 33 |
| 2011 | 28 | 26 |
| 2012 | 15 | 17 |
| 2013 | 19 | 31 |
| 2014 | 19 | 34 |
| 2015 | 21 | 49 |
| 2016 | 34 | 53 |
| 2017 | 36 | 50 |
| 2018 | 32 | 53 |
| 2019 | 45 | 58 |
| 2020 | 36 | 60 |
| 2021 | 44 | 42 |
| 2022 | 32 | 46 |
| 2023 | 29 | 33 |
| 2024 | 30 | 41 |
| 2025 | 45 | 26 |
| 2026 | 12 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29L 2031/5227ClubsIndexing code379
- B29L 2031/5245RacketsIndexing code86
- B29L 2031/5209ToysIndexing code76
- B29L 2031/5272Surf boardsIndexing code50
- B29L 2031/5254Swimming or diving equipmentIndexing code32
- B29L 2031/5263SkisIndexing code28
- B29L 2031/5281Articles for amusementIndexing code27
- B29L 2031/5236BowsIndexing code5
Recent patents
- Hockey stick with nanofiber reinforcement6 Oct 2026US 12,752,495 B2Bauer Hockey, LLC
- Partially transparent bath toys29 Sep 2026US 12,746,483 B2
- Watercraft fin22 Sep 2026US 12,741,720 B2
- Golf club head having a multi-material face and method of manufacture8 Sep 2026US 12,728,322 B2Acushnet Company
- Lightweight high-strength bat and preparation method therefor1 Sep 2026US 12,722,058 B2Tianchang Zhengmu Aluminum Technology Co., Ltd
- A method of manufacturing a polyurethane (pu)- expanded polystyrene (eps) hybrid material surfboard10 Sep 2026US 2026/0264297 A1
- Golf club head and method for making the same27 Aug 2026US 2026/0249141 A1Advanced International Multitech Co., Ltd.
- Golf club shaft, golf club, and method for manufacturing golf club shaft27 Aug 2026US 2026/0249144 A1Fujikura Composites Inc.
- Method of manufacturing pickleball paddle20 Aug 2026US 2026/0241649 A1MH Solutions, LLC
- Compound compliant mechanisms, interlocking construction bricks, and manufacturing methods thereof23 Jul 2026US 2026/0208059 A1
Most cited
By later US patents
- Composite golf club head and method of manufacturing321US 6,248,025 B1Callaway Golf Company · 2001
- Golf club head and process for its fabrication318US 4,988,104 AKunimori Kagaku Co., Ltd. · 1991
- Golf club head299US 4,824,116 AYamaha Corporation · 1989
- High moment of inertia composite golf club head264US 6,607,452 B2Callaway Golf Company · 2003
- Golf club head fabrication method263US 5,772,527 ALinphone Golf Co., Ltd. · 1998