Addition-curable liquid silicone rubber composition for airbags, and airbag
US-12545785-B2 · Feb 10, 2026 · US
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Pyrrones
Pyrrones · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C08G73/20 |
| Official title | Pyrrones |
| Display label | Pyrrones |
| Total patents | 14 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 5 |
| 2017 | 1 |
| 2018 | 1 |
| 2020 | 2 |
| 2022 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Addition-curable liquid silicone rubber composition for airbags, and airbag
US-2022289977-A1 · Sep 15, 2022 · US
Process for preparing polybenzimidazoles
US-2020291183-A1 · Sep 17, 2020 · US
Coaxial semiconductive organic nanofibers and electrospinning fabrication thereof
US-10629814-B2 · Apr 21, 2020 · US
Coaxial semiconductive organic nanofibers and electrospinning fabrication thereof
US-2018226582-A1 · Aug 9, 2018 · US
Thin-film electro devices based on derivatized poly (benzo-isimidazobenzophenanthroline) ladder polymers
US-9558892-B1 · Jan 31, 2017 · US
PI polyamide
US-9522978-B2 · Dec 20, 2016 · US
Thixotropic composition
US-9525135-B2 · Dec 20, 2016 · US
Thin-film electro devices based on derivatized poly (benzo-isimidazobenzophenanthroline) ladder polymers
US-9379328-B1 · Jun 28, 2016 · US
Thin-film electro devices based on derivatized poly (benzo-isimidazobenzophenanthroline) ladder polymers
US-9293267-B1 · Mar 22, 2016 · US
Novel pi polyamide
US-2016032057-A1 · Feb 4, 2016 · US
Solution processable thin-film transistors
US-9082983-B1 · Jul 14, 2015 · US
Solution processable n-type ladder polymer for hetero-junction devices
US-8993713-B1 · Mar 31, 2015 · US
Thin-film electro devices based on derivatized poly(benao-isimidazobenzophenanthroline) ladder polymers
US-8951828-B1 · Feb 10, 2015 · US