Screw pump and its components
US-12560167-B2 · Feb 24, 2026 · US
Fibres
Fibres · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F05C2253/16 |
| Official title | Fibres |
| Display label | Fibres |
| Total patents | 34 |
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 | 4 |
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 6 |
| 2019 | 6 |
| 2020 | 3 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rotary engine with seal having elastomeric member and shield
US-12421912-B2 · Sep 23, 2025 · US
Screw pump and its components
US-2024410363-A1 · Dec 12, 2024 · US
Rotary engine with side housing having a side plate with a ceramic matrix composite core
US-12104550-B1 · Oct 1, 2024 · US
Rotary engine with seal having elastomeric member and shield
US-2024318611-A1 · Sep 26, 2024 · US
Piston including a composite layer applied to metal substrate
US-11850773-B2 · Dec 26, 2023 · US
Sealing structure and scroll air compressor having same
US-11725657-B2 · Aug 15, 2023 · US
Piston including a composite layer applied to metal substrate
US-2023088665-A1 · Mar 23, 2023 · US
Piston including a composite layer applied to a metal substrate
US-11511515-B2 · Nov 29, 2022 · US
Fuel pump and fuel delivery unit
US-11313333-B2 · Apr 26, 2022 · US
Sealing structure and scroll air compressor having same
US-2022034322-A1 · Feb 3, 2022 · US
Fuel Pump and Fuel Delivery Unit
US-2020300202-A1 · Sep 24, 2020 · US
Polymeric and metal cylinder head and method of making the same
US-2020063690-A1 · Feb 27, 2020 · US
Piston including a composite layer applied to a metal substrate
US-2020040841-A1 · Feb 6, 2020 · US
Cylinder liner assembly and method of making the same
US-10487770-B2 · Nov 26, 2019 · US
Piston including a composite layer applied to a metal substrate
US-10443537-B2 · Oct 15, 2019 · US
Polymeric composite engine assembly and methods of heating and cooling said assembly
US-10408163-B2 · Sep 10, 2019 · US
Hybrid metal-plastic parts and process for manufacturing the same
US-2019195221-A1 · Jun 27, 2019 · US
Cylinder liner assembly and method of making the same
US-2019170082-A1 · Jun 6, 2019 · US
Methods of joining components in vehicle assemblies
US-10267261-B2 · Apr 23, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F05C2253/16?
- CPC F05C2253/16 is the Cooperative Patent Classification code for “Fibres.”
- How many patents are filed under CPC F05C2253/16 (Fibres)?
- Our database includes 34 publications tagged with this CPC code.
- Is patent activity under CPC F05C2253/16 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).