C03B 9/1934
Mechanical displacement means of the plunger
Official title: {Mechanical displacement means of the plunger}
C03B9/1934 (Mechanical displacement means of the plunger) appears on 15 US grants and 11 published applications in this corpus.
Search patents in C03B- Granted patents
- 15
- Published applications
- 11
- Assignees
- 12
- Inventors
- 22
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 0 | 2 |
| 2020 | 2 | 0 |
| 2021 | 1 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Rotolinear mechanism for glassware forming machines16 Dec 2025US 12,497,317 B2Vitro, S.A.B. de C.V.
- Rotolinear mechanism for glassware forming machines18 Jun 2024US 12,012,351 B2Vitro, S.A.B. de C.V.
- Parison plunger actuation14 Nov 2023US 11,814,310 B2Owens-Brockway Glass Container Inc.
- Plunger assembly for a glass molding machine15 Feb 2022US 11,247,928 B2Heye International GmbH
- System and method for cooling moulds for a machine used to form hollow glass items26 Jan 2021US 10,899,649 B2Vitro, S.A.B. de C.V.
- Servo motor driven plunger mechanism23 Apr 2026US 2026/0109637 A1Emhart Glass S. A.
- Rotolinear Mechanism for Glassware Forming Machines12 Sep 2024US 2024/0300842 A1Vitro, S.A.B. de C.V.
- Rotolinear Mechanism for Glassware Forming Machines25 Aug 2022US 2022/0267185 A1Vitro, S.A.B. de C.V.
- Parison Plunger Actuation23 Sep 2021US 2021/0292214 A1Owens-Brockway Glass Container Inc.
- Plunger assembly for a glass molding machine15 Jul 2021US 2021/0214258 A1Heye International GmbH
Most cited
By later US patents
- Plunger mechanism for glassware forming machine16US 4,272,273 AEmhart Industries, Inc. · 1981
- Fan air cooling of neck ring and parison mold12US 4,659,357 ABall Corporation · 1987
- Machine for the manufacture of glass articles by blow moulding glass9US 4,276,075 AOlivotto Vetromeccanica S.a.s. · 1981
- Method for blow molding and cooling hollow glassware5US 4,339,258 AVitro Tec Fideicomiso · 1982
- Apparatus for blow molding hollow glassware4US 4,200,449 AInvestigacion Fic Fideicomiso · 1980