Steel wire
US-2023392244-A1 · Dec 7, 2023 · US
made of steel or other material having low internal friction {(characterised by their special construction from fibre-reinforced plastics F16F1/366; spring units consisting of several springs F16F3/02; making springs from wire B21F35/00)}; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
made of steel or other material having low internal friction {(characterised by their special construction from fibre-reinforced plastics F16F1/366; spring units consisting of several springs F16F3/02; making springs from wire B21F35/00)}; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant · 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 | F16F1/02 |
| Official title | made of steel or other material having low internal friction {(characterised by their special construction from fibre-reinforced plastics F16F1/366; spring units consisting of several springs F16F3/02; making springs from wire B21F35/00)}; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant |
| Display label | made of steel or other material having low internal friction {(characterised by their special construction from fibre-reinforced plastics F16F1/366; spring units consisting of several springs F16F3/02; making springs from wire B21F35/00)}; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant |
| Total patents | 73 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 6 |
| 2017 | 9 |
| 2018 | 7 |
| 2019 | 8 |
| 2020 | 4 |
| 2021 | 6 |
| 2022 | 11 |
| 2023 | 4 |
| 2024 | 9 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of manufacturing a hollow spring member
US-11701943-B2 · Jul 18, 2023 · US
Bicycle saddle with super elastic material member activated vibration isolation
US-11603153-B1 · Mar 14, 2023 · US
Stabilization Suspensions And Methods Of Manufacture
US-2023044275-A1 · Feb 9, 2023 · US
Spring element
US-11506233-B2 · Nov 22, 2022 · US
Aluminum alloy, aluminum alloy spring, and fastening member made of aluminum alloy
US-11505851-B2 · Nov 22, 2022 · US
Martensitic stainless steel sheet, method for manufacturing same, and spring member
US-11499204-B2 · Nov 15, 2022 · US
Stabilization suspensions and methods of manufacture
US-11503211-B2 · Nov 15, 2022 · US
Biasing system for an actuator
US-2022252122-A1 · Aug 11, 2022 · US
Wire rod and steel wire for high strength spring, and manufacturing method therefor
US-2022251675-A1 · Aug 11, 2022 · US
Coated spring
US-11390757-B2 · Jul 19, 2022 · US
Spring steel
US-11390936-B2 · Jul 19, 2022 · US
Method of manufacturing a hollow spring member
US-2022203800-A1 · Jun 30, 2022 · US
Hollow spring member and manufacturing method therefor
US-11285776-B2 · Mar 29, 2022 · US
Spring element
US-2022049733-A1 · Feb 17, 2022 · US
Reactive super-elastic composite oilfield components
US-11156258-B2 · Oct 26, 2021 · US
Steel wire for spring
US-11143257-B2 · Oct 12, 2021 · US
Martensitic stainless steel sheet, method for manufacturing same, and spring member
US-2021155998-A1 · May 27, 2021 · US
Production method for stabilizers
US-10995382-B2 · May 4, 2021 · US
Stabilization Suspensions And Methods Of Manufacture
US-2021051258-A1 · Feb 18, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16F1/02?
- CPC F16F1/02 is the Cooperative Patent Classification code for “made of steel or other material having low internal friction {(characterised by their special construction from fibre-reinforced plastics F16F1/366; spring units consisting of several springs F16F3/02; making springs from wire B21F35/00)}; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant.”
- How many patents are filed under CPC F16F1/02 (made of steel or other material having low internal friction {(characterised by their special construction from fibre-reinforced plastics F16F1/366; spring units consisting of several springs F16F3/02; making springs from wire B21F35/00)}; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant)?
- Our database includes 73 publications tagged with this CPC code.
- Is patent activity under CPC F16F1/02 growing?
- Publication counts under this code: 9 in 2024 vs 3 in 2025 (latest complete years).