H01R 4/52
Which is spring loaded
Official title: which is spring loaded
H01R4/52 (Which is spring loaded) appears on 75 US grants and 68 published applications in this corpus.
Search patents in H01R- Granted patents
- 75
- Published applications
- 68
- Assignees
- 55
- Inventors
- 145
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 0 |
| 2007 | 2 | 2 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 1 |
| 2012 | 2 | 3 |
| 2013 | 0 | 2 |
| 2014 | 3 | 5 |
| 2015 | 3 | 4 |
| 2016 | 7 | 3 |
| 2017 | 7 | 10 |
| 2018 | 5 | 3 |
| 2019 | 5 | 7 |
| 2020 | 8 | 6 |
| 2021 | 3 | 4 |
| 2022 | 1 | 1 |
| 2023 | 4 | 4 |
| 2024 | 2 | 1 |
| 2025 | 2 | 5 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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Most cited
By later US patents
- Electrical connector235US 4,637,677 AAMP Incorporated · 1987
- Automatic splice48US 5,278,353 APowertech Labs Inc. · 1994
- Splicing device45US 4,362,352 AAluminum Company of America · 1982
- Screwless electrical terminal35US 3,999,829 AHego Electric GmbH · 1976
- Solderless connector technique and apparatus27US 4,717,345 ARogers Corporation · 1988