B29K 2621/00
Use of unspecified rubbers for preformed parts
Official title: Use of unspecified rubbers for preformed parts, e.g. for inserts
B29K2621/00 (Use of unspecified rubbers for preformed parts) appears on 76 US grants and 69 published applications in this corpus.
Search patents in B29K- Granted patents
- 76
- Published applications
- 69
- Assignees
- 62
- Inventors
- 152
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 1 | 2 |
| 2011 | 0 | 1 |
| 2012 | 3 | 2 |
| 2013 | 1 | 1 |
| 2014 | 1 | 3 |
| 2015 | 1 | 1 |
| 2016 | 8 | 12 |
| 2017 | 3 | 19 |
| 2018 | 5 | 2 |
| 2019 | 6 | 6 |
| 2020 | 4 | 1 |
| 2021 | 6 | 3 |
| 2022 | 2 | 2 |
| 2023 | 3 | 3 |
| 2024 | 4 | 1 |
| 2025 | 0 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Mold for golf balls8 Sep 2026US 12,728,566 B2Sumitomo Rubber Industries, Ltd.
- Golf ball and manufacturing method therefor7 May 2024US 11,975,245 B2Attometal Tech Korea Inc.
- Play ball with foam filling12 Mar 2024US 11,925,838 B1
- Method of forming a transportation system with an over-molded friction element27 Feb 2024US 11,911,939 B2ORBIS Corporation
- Cosmetic product container20 Feb 2024US 11,903,478 B1ELC Management LLC
- Weighted toy30 Oct 2025US 2025/0332768 A1Rolf C. Hagen, Inc.
- Manufacturing method and structure of composite material racket frames24 Jul 2025US 2025/0235765 A1
- Mold for golf balls15 Aug 2024US 2024/0269901 A1Sumitomo Rubber Industries, Ltd.
- Golf ball and manufacturing method therefor20 Jul 2023US 2023/0226415 A1Attometal Tech Korea Inc.
- Process for the production of manufactured articles in composite material1 Jun 2023US 2023/0166465 A1MOTORDESIGN MODENA S.r.l.
Most cited
By later US patents
- Method for making a liquid golf ball center core50US 5,922,252 AAcushnet Company · 1999
- Stress dissipation gear48US 5,452,622 AMagi Company Ltd · 1995
- Polypropylene resin cellular molded article having a skin and production method therefor41US 5,474,841 AKanegafuchi Kagaku Kogyo Kabushiki Kaisha · 1995
- Golf ball35US 5,836,831 AAcushnet Company · 1998
- Mold for the production of spiked soles for sport shoes30US 4,348,003 APatrick S.A. · 1982