B29C 66/24221
Being circular
Official title: {being circular (B29C66/51 takes precedence)}
B29C66/24221 (Being circular) appears on 528 US grants and 376 published applications in this corpus.
Search patents in B29C- Granted patents
- 528
- Published applications
- 376
- Assignees
- 384
- Inventors
- 1,032
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 5 | 0 |
| 1978 | 8 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 6 | 0 |
| 1982 | 8 | 0 |
| 1983 | 6 | 0 |
| 1984 | 6 | 0 |
| 1985 | 12 | 0 |
| 1986 | 9 | 0 |
| 1987 | 9 | 0 |
| 1988 | 13 | 0 |
| 1989 | 14 | 0 |
| 1990 | 12 | 0 |
| 1991 | 16 | 0 |
| 1992 | 14 | 0 |
| 1993 | 19 | 0 |
| 1994 | 7 | 0 |
| 1995 | 9 | 0 |
| 1996 | 10 | 0 |
| 1997 | 11 | 0 |
| 1998 | 13 | 0 |
| 1999 | 10 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 2 |
| 2002 | 8 | 13 |
| 2003 | 6 | 25 |
| 2004 | 16 | 27 |
| 2005 | 10 | 19 |
| 2006 | 10 | 17 |
| 2007 | 13 | 14 |
| 2008 | 10 | 18 |
| 2009 | 9 | 15 |
| 2010 | 9 | 21 |
| 2011 | 12 | 11 |
| 2012 | 8 | 13 |
| 2013 | 15 | 13 |
| 2014 | 12 | 15 |
| 2015 | 10 | 16 |
| 2016 | 11 | 13 |
| 2017 | 11 | 17 |
| 2018 | 8 | 18 |
| 2019 | 19 | 11 |
| 2020 | 20 | 18 |
| 2021 | 14 | 16 |
| 2022 | 13 | 16 |
| 2023 | 15 | 10 |
| 2024 | 5 | 9 |
| 2025 | 11 | 4 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Low cost ring device structures11 Aug 2026US 12,702,356 B2Oura Health Oy
- Method for producing a connection between a first plastic component and a second plastic component and component connection produced thereby28 Apr 2026US 12,611,821 B2Magna Exteriors (Bohemia) S.R.O.
- Automated ultrasonic press systems and methods for welding physically variant components31 Mar 2026US 12,590,929 B2Dukane IAS, LLC
- Ultrasonic booster and device for processing workpieces30 Dec 2025US 12,508,666 B2Telsonic Holding AG
- Method for connecting workpieces, and assembled object4 Nov 2025US 12,459,211 B2Telsonic Holding AG
- Laser welding of microfluidic components14 May 2026US 2026/0131399 A1Parallel Fluidics
- Method for heat-sealing a seal on a plastic container19 Mar 2026US 2026/0077562 A11/4 Vin
- Humidifier with chemical & adhesive free tube connector for medical equipment19 Feb 2026US 2026/0048227 A1Vincent Medical Admired Co., Ltd.
- Method of manufacturing an intraocular lens29 Jan 2026US 2026/0026928 A1Jellisee Ophthalmics Inc
- Induction heat sealable closure liner configured for paper or plastic recycling stream, and induction heat seal application device29 Jan 2026US 2026/0027783 A1Tekni-Plex, Inc.
Most cited
By later US patents
- Balloon configuration for atherectomy catheter178US 5,092,873 ADevices for Vascular Intervention, Inc. · 1992
- Hot filled container140US 4,542,029 AAmerican Can Company · 1985
- Balloon connection and inflation lumen for atherectomy catheter140US 5,222,966 ADevices for Vascular Intervention, Inc. · 1993
- Dispensing package for fluid products and the like136US 5,033,655 ALiquid Molding Systems, Inc. · 1991
- Method for forming pharmaceutical capsules from hydrophilic polymers128US 4,738,817 AWarner-Lambert Company · 1988