patentgrepDocs Get an API key

A63B 37/0075

Three piece balls, i.e. cover, intermediate layer and core

Official title: {Three piece balls, i.e. cover, intermediate layer and core}

A63B37/0075 (Three piece balls, i.e. cover, intermediate layer and core) appears on 1,752 US grants and 1,857 published applications in this corpus.

Search patents in A63B

Granted patents: 1,752
Published applications: 1,857
Assignees: 118
Inventors: 682
Latest grant: 6 Oct 2026

Filings by year

A63B 37/0075: granted patents and published applications per publication year
Year	Granted patents	Published applications
1976	1	0
1977	0	0
1978	2	0
1979	0	0
1980	0	0
1981	2	0
1982	3	0
1983	0	0
1984	2	0
1985	3	0
1986	1	0
1987	3	0
1988	2	0
1989	4	0
1990	5	0
1991	9	0
1992	5	0
1993	4	0
1994	1	0
1995	4	0
1996	10	0
1997	10	0
1998	38	0
1999	36	0
2000	36	0
2001	62	31
2002	61	74
2003	85	105
2004	54	73
2005	43	68
2006	79	74
2007	61	55
2008	43	49
2009	38	58
2010	40	50
2011	53	55
2012	39	57
2013	39	118
2014	55	103
2015	89	108
2016	110	100
2017	88	93
2018	90	83
2019	107	82
2020	71	82
2021	65	50
2022	41	58
2023	52	48
2024	42	63
2025	41	85
2026	23	35

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

Recent patents

Most cited

By later US patents