B29
Working of plastics
Official title: Working of plastics; working of substances in a plastic state in general
B29 (Working of plastics) appears on 150,839 US grants and 147,636 published applications in this corpus.
Search patents in B29- Granted patents
- 150,839
- Published applications
- 147,636
- Assignees
- 37,399
- Inventors
- 229,662
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1713 | 0 |
| 1977 | 1423 | 0 |
| 1978 | 1631 | 0 |
| 1979 | 1110 | 0 |
| 1980 | 1382 | 0 |
| 1981 | 1641 | 0 |
| 1982 | 1249 | 0 |
| 1983 | 1297 | 0 |
| 1984 | 1453 | 0 |
| 1985 | 1547 | 0 |
| 1986 | 1450 | 0 |
| 1987 | 1628 | 0 |
| 1988 | 1833 | 0 |
| 1989 | 2104 | 0 |
| 1990 | 2024 | 0 |
| 1991 | 2063 | 0 |
| 1992 | 2291 | 0 |
| 1993 | 2282 | 0 |
| 1994 | 2223 | 0 |
| 1995 | 2195 | 0 |
| 1996 | 2277 | 0 |
| 1997 | 2431 | 0 |
| 1998 | 3011 | 0 |
| 1999 | 2764 | 0 |
| 2000 | 2701 | 0 |
| 2001 | 2727 | 1048 |
| 2002 | 2601 | 3196 |
| 2003 | 2793 | 3730 |
| 2004 | 2586 | 4245 |
| 2005 | 1979 | 4176 |
| 2006 | 2268 | 3983 |
| 2007 | 1965 | 3945 |
| 2008 | 1836 | 4245 |
| 2009 | 1695 | 4544 |
| 2010 | 2668 | 4989 |
| 2011 | 2835 | 4889 |
| 2012 | 2995 | 5069 |
| 2013 | 3353 | 5750 |
| 2014 | 3958 | 6463 |
| 2015 | 4313 | 7190 |
| 2016 | 4699 | 7670 |
| 2017 | 5084 | 7953 |
| 2018 | 5477 | 8307 |
| 2019 | 6550 | 8502 |
| 2020 | 6763 | 8744 |
| 2021 | 6631 | 8461 |
| 2022 | 6202 | 8044 |
| 2023 | 6136 | 6816 |
| 2024 | 6081 | 6579 |
| 2025 | 5599 | 5227 |
| 2026 | 3322 | 3871 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subclasses
Granted patents
- B29CShaping or joining of plastics130,327
- B29LIndexing scheme associated with subclass b29c, relating to particular articles50,855
- B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding47,351
- B29DProducing particular articles from plastics or from substances in a plastic state24,928
- B29BPreparation or pretreatment of the material to be shaped13,672
Recent patents
- Wearable article and method of manufacturing a wearable article6 Oct 2026US 12,751,509 B2NIKE, Inc.
- Retaining device for protecting retaining elements6 Oct 2026US 12,751,524 B2Aplix
- Rod for spinal fixation implement and spinal fixation implement provided with same6 Oct 2026US 12,751,741 B2Globeride, Inc.
- Bifurcated dual-balloon catheter system for bifurcated vessels6 Oct 2026US 12,751,843 B2
- Polymeric microstructures and systems and methods for making same6 Oct 2026US 12,751,914 B2The Board of Trustees of the Leland Stanford Junior University
- Layered sippy cups8 Oct 2026US 2026/0305852 A1Wow Gear LLC
- Nasal/oral cannula system and manufacturing8 Oct 2026US 2026/0305976 A1Masimo Sweden AB
- Quality inspection system using three-dimensional imaging scan of dental mold8 Oct 2026US 2026/0306221 A1Ormco Corporation
- Prosthetic Surgical Sling8 Oct 2026US 2026/0306237 A1
- Elastic laminates and methods for assembling elastic laminates for absorbent articles8 Oct 2026US 2026/0306306 A1The Procter & Gamble Company
Most cited
By later US patents
- Buttress and surgical stapling apparatus2,012US 8,062,330 B2Tyco Healthcare Group LP · 2011
- Buttress and surgical stapling apparatus1,884US 8,496,683 B2Covidien LP · 2013
- Surgical instrument having a plastic surface1,883US 7,866,525 B2Tyco Healthcare Group LP · 2011
- Circular stapler and staple line reinforcement material1,829US 8,789,737 B2Covidien LP · 2014
- Surgical tissue sealer1,640US 8,752,264 B2Covidien LP · 2014