Tube joining device
US-11312087-B2 · Apr 26, 2022 · US
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Removing toxic gases
Removing toxic gases · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B29C66/002 |
| Official title | {Removing toxic gases} |
| Display label | Removing toxic gases |
| Total patents | 14 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 6 |
| 2021 | 2 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Tube joining device
US-11103688-B2 · Aug 31, 2021 · US
Tube joining device
US-10889065-B2 · Jan 12, 2021 · US
Tube joining device
US-10864685-B2 · Dec 15, 2020 · US
Joint structure and method of manufacturing joint structure
US-10814434-B2 · Oct 27, 2020 · US
Tube joining device
US-2020223154-A1 · Jul 16, 2020 · US
Tube joining device
US-2020164197-A1 · May 28, 2020 · US
Tube joining device
US-2020047423-A1 · Feb 13, 2020 · US
Tube joining device
US-2020047422-A1 · Feb 13, 2020 · US
Apparatus and methods for impinging fluids on substrates
US-10407808-B2 · Sep 10, 2019 · US
Apparatus and methods for impinging fluids on substrates
US-2019024275-A1 · Jan 24, 2019 · US
Apparatus and methods for impinging fluids on substrates
US-10119212-B2 · Nov 6, 2018 · US
Joint structure and method of manufacturing joint structure
US-2018093346-A1 · Apr 5, 2018 · US
Apparatus and methods for impinging fluids on substrates
US-2015315732-A1 · Nov 5, 2015 · US