B29D 2030/0667
Circulating the fluids
Official title: {Circulating the fluids, e.g. introducing and removing them into and from the moulds; devices therefor}
B29D2030/0667 (Circulating the fluids) appears on 79 US grants and 65 published applications in this corpus.
Search patents in B29D- Granted patents
- 79
- Published applications
- 65
- Assignees
- 43
- Inventors
- 158
- Latest grant
- 21 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 4 |
| 2007 | 4 | 1 |
| 2008 | 1 | 0 |
| 2009 | 1 | 5 |
| 2010 | 0 | 3 |
| 2011 | 3 | 2 |
| 2012 | 3 | 4 |
| 2013 | 3 | 3 |
| 2014 | 3 | 1 |
| 2015 | 3 | 2 |
| 2016 | 3 | 4 |
| 2017 | 3 | 6 |
| 2018 | 3 | 2 |
| 2019 | 4 | 4 |
| 2020 | 5 | 2 |
| 2021 | 2 | 2 |
| 2022 | 0 | 0 |
| 2023 | 1 | 5 |
| 2024 | 4 | 3 |
| 2025 | 2 | 2 |
| 2026 | 0 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B29D 2030/067The vulcanizing fluids being gases or vapoursIndexing code19
- B29D 2030/0669The fluids being circulated by a turbine type pump associated with theIndexing code16
- B29D 2030/0673The vulcanizing fluids being combinations of different kinds of fluidsIndexing code13
- B29D 2030/0671The vulcanizing fluids being liquidsIndexing code2
Recent patents
- System for manufacturing a support structure21 Jan 2025US 12,202,219 B2The Goodyear Tire & Rubber Company
- Method and evaluation device for monitoring a vulcanization process of a vehicle tire in a tire heating press7 Jan 2025US 12,187,002 B2Siemens Aktiengesellschaft
- Vulcanizing equipment31 Dec 2024US 12,179,448 B2Himile Mechanical Science and Technology (Shandong) Co., Ltd.
- Tire vulcanizing equipment26 Nov 2024US 12,151,447 B2Himile Mechanical Science and Technology (Shandong) Co., Ltd.
- Method for vulcanising a tyre blank29 Oct 2024US 12,128,643 B2Continental Reifen Deutschland GmbH
- All-nitrogen circulating heating and vulcanization system and vulcanization method27 Aug 2026US 2026/0249575 A1ARP Technologies (Suzhou) Co., Ltd
- Bladderless tire curing systems and methods30 Jul 2026US 2026/0216982 A1The Goodyear Tire & Rubber Company
- Vulcanizing device for manufacturing high-sulfur activated rubber tire16 Apr 2026US 2026/0102983 A1Shandong Linglong Tire Co., Ltd.
- Tire curing press12 Mar 2026US 2026/0070294 A1Himile CNC Machine Tool(Shandong) CO., LTD.
- Tire curing using a fully integrated hybrid electromagnetic induction-nitrogen heating system29 Jan 2026US 2026/0027793 A1
Most cited
By later US patents
- Tire curing system38US 4,728,274 AThe Firestone Tire & Rubber Company · 1988
- Apparatus for vulcanizing a tire37US 4,545,750 A1985
- Method for vulcanizing an elastomer22US 4,422,987 ASumitomo Rubber Industries, Ltd. · 1983
- Tire curing press with pop-up, rotating nozzle11US 4,527,946 ANRM Corporation · 1985
- Vulcanization of tires by imparting heat from the inside10US 5,683,643 ASedepro · 1997