A63B 37/04
Rigid cores
A63B37/04 (Rigid cores) appears on 193 US grants and 183 published applications in this corpus.
Search patents in A63B- Granted patents
- 193
- Published applications
- 183
- Assignees
- 28
- Inventors
- 165
- Latest grant
- 22 Sep 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 | 0 | 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 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 9 | 9 |
| 2002 | 20 | 16 |
| 2003 | 15 | 29 |
| 2004 | 18 | 20 |
| 2005 | 14 | 15 |
| 2006 | 25 | 7 |
| 2007 | 6 | 9 |
| 2008 | 8 | 8 |
| 2009 | 4 | 1 |
| 2010 | 6 | 10 |
| 2011 | 7 | 11 |
| 2012 | 4 | 5 |
| 2013 | 4 | 7 |
| 2014 | 8 | 4 |
| 2015 | 6 | 7 |
| 2016 | 5 | 1 |
| 2017 | 1 | 2 |
| 2018 | 3 | 3 |
| 2019 | 1 | 2 |
| 2020 | 4 | 3 |
| 2021 | 1 | 4 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 3 | 3 |
| 2025 | 3 | 3 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Baseball sewing device, system, and method22 Sep 2026US 12,742,274 B2Project Predator LLC
- Sports balls16 Sep 2025US 12,415,114 B2adidas AG
- Systems and methods for tracking a sports object19 Aug 2025US 12,390,690 B2CHIP'd, Inc.
- Golf ball core compositions with metamaterial10 Jun 2025US 12,324,964 B2Acushnet Company
- Sports training ball having embossed design26 Nov 2024US 12,151,143 B2Swax Lax LLC
- Baseball sewing device, system, and method5 Mar 2026US 2026/0061260 A1American Manufacturing Baseball Company LLC
- Systems and methods for tracking a sports object29 Jan 2026US 2026/0027416 A1CHIP'd, Inc.
- Sports balls1 Jan 2026US 2026/0000939 A1adidas AG
- Golf ball core compositions with metamaterial2 Oct 2025US 2025/0303235 A1Acushnet Company
- Process of remanufacture for baseballs1 May 2025US 2025/0135295 A1
Most cited
By later US patents
- Golf ball incorporating grafted metallocene catalyzed polymer blends217US 5,981,658 AAcushnet Company · 1999
- Golf balls incorporating foamed metallocene catalyzed polymer168US 5,824,746 AAcushnet Company · 1998
- Three piece golf ball with a spherical metal center146US 6,277,034 B1Spalding Sports Worldwide, Inc. · 2001
- Solid golf ball141US 6,431,998 B1Bridgestone Sports Co.Ltd. · 2002
- Golf ball compositions including microcellular materials and methods for making same133US 6,386,992 B1Acushnet Company · 2002