C03B 23/04
Re-forming tubes or rods
C03B23/04 (Re-forming tubes or rods) appears on 632 US grants and 486 published applications in this corpus.
Search patents in C03B- Granted patents
- 632
- Published applications
- 486
- Assignees
- 261
- Inventors
- 1,186
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 8 | 0 |
| 1978 | 9 | 0 |
| 1979 | 8 | 0 |
| 1980 | 6 | 0 |
| 1981 | 9 | 0 |
| 1982 | 9 | 0 |
| 1983 | 12 | 0 |
| 1984 | 9 | 0 |
| 1985 | 12 | 0 |
| 1986 | 15 | 0 |
| 1987 | 9 | 0 |
| 1988 | 6 | 0 |
| 1989 | 22 | 0 |
| 1990 | 12 | 0 |
| 1991 | 10 | 0 |
| 1992 | 20 | 0 |
| 1993 | 14 | 0 |
| 1994 | 6 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 9 | 0 |
| 1998 | 13 | 0 |
| 1999 | 13 | 0 |
| 2000 | 15 | 0 |
| 2001 | 16 | 11 |
| 2002 | 18 | 29 |
| 2003 | 24 | 25 |
| 2004 | 25 | 29 |
| 2005 | 13 | 22 |
| 2006 | 11 | 19 |
| 2007 | 2 | 10 |
| 2008 | 15 | 11 |
| 2009 | 5 | 15 |
| 2010 | 8 | 12 |
| 2011 | 13 | 6 |
| 2012 | 7 | 13 |
| 2013 | 5 | 11 |
| 2014 | 8 | 18 |
| 2015 | 7 | 16 |
| 2016 | 14 | 22 |
| 2017 | 14 | 23 |
| 2018 | 12 | 29 |
| 2019 | 22 | 30 |
| 2020 | 18 | 24 |
| 2021 | 16 | 25 |
| 2022 | 16 | 24 |
| 2023 | 26 | 20 |
| 2024 | 25 | 18 |
| 2025 | 19 | 13 |
| 2026 | 12 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C03B 23/047By drawing231
- C03B 23/09Reshaping the ends132
- C03B 23/045Tools or apparatus specially adapted for re-forming tubes or rods in general121
- C03B 23/043Heating devices specially adapted for re-forming tubes or rods in general103
- C03B 23/07By blowing75
- C03B 23/11Reshaping by drawing without blowing, in combination with separating69
- C03B 23/049By pressing63
- C03B 23/06By bending53
Recent patents
- Apparatus for forming a cone for housing a needle in a syringe, method for making a cone for housing a needle in a syringe, and the syringe thereof6 Oct 2026US 12,753,106 B2Stevanato Group S.P.A.
- Method and apparatus for the hot forming of glass workpieces, and hot-formed glass container11 Aug 2026US 12,703,654 B2SCHOTT Pharma Schweiz AG
- Holding jig with balancing mechanism14 Jul 2026US 12,679,757 B2Teleflex Medical Incorporated
- Glass container with increased breakage resistance16 Jun 2026US 12,653,757 B2SCHOTT Pharma AG & Co. KGaA
- Microsensor for monitoring phosphine and preparation method thereof16 Jun 2026US 12,656,290 B2Sensix (Nanjing) Environmental Technology Co., Ltd.
- Method and apparatus for the production of glass tubes with closed ends1 Oct 2026US 2026/0296945 A1Schott AG
- Forming tools for converting glass tubes into glass articles27 Aug 2026US 2026/0250176 A1Corning Incorporated
- Anti-resonant hollow core optical fiber with contacting cladding elements with multiply nested capillaries27 Aug 2026US 2026/0251841 A1Corning Incorporated
- Systems and methods for glass tube separation and sealing using lasers13 Aug 2026US 2026/0234044 A1Corning Incorporated
- Methods and apparatus for making glass vials using lasers6 Aug 2026US 2026/0225937 A1Corning Incorporated
Most cited
By later US patents
- Method for forming a balloon mold and the use of such mold309US 5,163,989 AAdvanced Cardiovascular Systems, Inc. · 1992
- Glass article handling chuck97US 4,168,073 AOwens-Illinois, Inc. · 1979
- Uniform-burning matrix burner81US 6,183,241 B2Midwest Research Institute · 2001
- Method for making small gas-filled beads75US 3,998,618 ASanders Associates, Inc. · 1976
- Method for the manufacture of ampules from glass tubes62US 4,226,607 AFirma Karl Lutz · 1980