B29B 7/38
Rotary
Official title: rotary (B29B7/52 takes precedence)
B29B7/38 (Rotary) appears on 1,926 US grants and 2,060 published applications in this corpus.
Search patents in B29B- Granted patents
- 1,926
- Published applications
- 2,060
- Assignees
- 1,095
- Inventors
- 4,666
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 16 | 0 |
| 1978 | 21 | 0 |
| 1979 | 7 | 0 |
| 1980 | 17 | 0 |
| 1981 | 14 | 0 |
| 1982 | 15 | 0 |
| 1983 | 15 | 0 |
| 1984 | 21 | 0 |
| 1985 | 19 | 0 |
| 1986 | 14 | 0 |
| 1987 | 9 | 0 |
| 1988 | 20 | 0 |
| 1989 | 17 | 0 |
| 1990 | 22 | 0 |
| 1991 | 21 | 0 |
| 1992 | 29 | 0 |
| 1993 | 21 | 0 |
| 1994 | 33 | 0 |
| 1995 | 29 | 0 |
| 1996 | 22 | 0 |
| 1997 | 27 | 0 |
| 1998 | 41 | 0 |
| 1999 | 41 | 0 |
| 2000 | 39 | 0 |
| 2001 | 42 | 11 |
| 2002 | 36 | 38 |
| 2003 | 31 | 35 |
| 2004 | 34 | 51 |
| 2005 | 26 | 52 |
| 2006 | 24 | 43 |
| 2007 | 22 | 41 |
| 2008 | 24 | 41 |
| 2009 | 21 | 62 |
| 2010 | 30 | 53 |
| 2011 | 25 | 74 |
| 2012 | 40 | 81 |
| 2013 | 42 | 71 |
| 2014 | 46 | 86 |
| 2015 | 73 | 119 |
| 2016 | 67 | 93 |
| 2017 | 91 | 116 |
| 2018 | 60 | 110 |
| 2019 | 75 | 116 |
| 2020 | 83 | 130 |
| 2021 | 78 | 104 |
| 2022 | 100 | 160 |
| 2023 | 90 | 120 |
| 2024 | 84 | 124 |
| 2025 | 98 | 73 |
| 2026 | 41 | 56 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Molding material, molded article, and production method for molding material6 Oct 2026US 12,752,321 B2Glencal Technology Co., Ltd.
- Thermoplastic resin composition, method of preparing the same, and molded article manufactured using the same6 Oct 2026US 12,753,299 B2LG Chem.Ltd.
- Biodegradable biocomposite and a process for its preparation25 Aug 2026US 12,715,166 B2Fondazione Istituto Italiano Di Tecnologia
- Device and method for processing bulk material18 Aug 2026US 12,709,043 B2Coperion GmbH
- Device for degassing of a two-component multiphase polymer-monomer material and use thereof in a degassing extruder11 Aug 2026US 12,703,123 B2Rohm Co., Ltd.
- Process for mixing a fluid meltflow stream24 Sep 2026US 2026/0284612 A1Dow Global Technologies LLC
- Process for mixing a fluid meltflow stream and recycle17 Sep 2026US 2026/0273798 A1Dow Global Technologies LLC
- Process and apparatus for increasing intrinsic viscosity of polycondensates27 Aug 2026US 2026/0249517 A1EREMA Engineering Recycling Maschinen und Anlagen Gesellschaft m.b.H.
- Multi-component additive manufacturing device13 Aug 2026US 2026/0233463 A1PPG Industries Ohio, Inc.
- Cracking process for making thermoplastic from municipal solid waste13 Aug 2026US 2026/0234357 A1H&E Recycle Tech Ltd.
Most cited
By later US patents
- Process and apparatus for creating a colorful three-dimensional object372US 6,129,872 A2000
- Solid freeform fabrication methods283US 5,738,817 ARutgers, The State University · 1998
- Solid freeform fabrication methods223US 5,900,207 ARutgers, the State University Old Queens · 1999
- Embedding and encapsulation of controlled release particles188US 6,190,591 B1General Mills, Inc. · 2001
- Shaped part for use as a construction material169US 6,022,615 A2000