A hot press forming apparatus and a method for hot press forming a blank
US-2022212242-A1 · Jul 7, 2022 · US
Lubricating {, e.g. lubricating tool and workpiece simultaneously (lubricating workpieces for deep-drawing B21D22/201)}
Lubricating {, e.g. lubricating tool and workpiece simultaneously (lubricating workpieces for deep-drawing B21D22/201)} · 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 | B21D37/18 |
| Official title | Lubricating {, e.g. lubricating tool and workpiece simultaneously (lubricating workpieces for deep-drawing B21D22/201)} |
| Display label | Lubricating {, e.g. lubricating tool and workpiece simultaneously (lubricating workpieces for deep-drawing B21D22/201)} |
| Total patents | 108 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 8 |
| 2017 | 6 |
| 2018 | 10 |
| 2019 | 12 |
| 2020 | 6 |
| 2021 | 9 |
| 2022 | 8 |
| 2023 | 14 |
| 2024 | 13 |
| 2025 | 12 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing pipe material
US-11167335-B2 · Nov 9, 2021 · US
Self-lubricating connector
US-2021299730-A1 · Sep 30, 2021 · US
Metalworking oil composition
US-11118130-B2 · Sep 14, 2021 · US
Apparatus and process for localized patterned surface hardening for light-weight alloys to increase wear resistance under lubricated contact
US-2021207253-A1 · Jul 8, 2021 · US
Can bodymaker
US-10967411-B2 · Apr 6, 2021 · US
Spray head for supplying at least one die of a forming machine with lubricating coolant, and method for producing such a spray head
US-10960420-B2 · Mar 30, 2021 · US
Die for ironing working and die module
US-2021069767-A1 · Mar 11, 2021 · US
Release agent spraying device and forming apparatus
US-2021060596-A1 · Mar 4, 2021 · US
Lubrication ring for a mechanical expander for sizing large pipes
US-2021039154-A1 · Feb 11, 2021 · US
Low pressure oil cooled composite ram bushing with secondary cooling
US-10866040-B2 · Dec 15, 2020 · US
Binary nozzle, spray head and method
US-10792723-B2 · Oct 6, 2020 · US
Tube bending mandrel and system using the same
US-2020306811-A1 · Oct 1, 2020 · US
Method for producing separator by mold with grooves for reducing friction
US-10714763-B2 · Jul 14, 2020 · US
Method of manufacturing laminated steel plate, laminated steel plate, motor, and adhesive composition for laminated steel plate
US-2020186014-A1 · Jun 11, 2020 · US
Binary nozzle, spray head and method
US-2020078850-A1 · Mar 12, 2020 · US
Hot stamping apparatus and method for preventing plating from sticking to mold
US-10493514-B2 · Dec 3, 2019 · US
Apparatus, system, and method for forming metal parts
US-2019337040-A1 · Nov 7, 2019 · US
Steam cushion forming
US-10427209-B2 · Oct 1, 2019 · US
Can bodymaker
US-2019283099-A1 · Sep 19, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B21D37/18?
- CPC B21D37/18 is the Cooperative Patent Classification code for “Lubricating {, e.g. lubricating tool and workpiece simultaneously (lubricating workpieces for deep-drawing B21D22/201)}.”
- How many patents are filed under CPC B21D37/18 (Lubricating {, e.g. lubricating tool and workpiece simultaneously (lubricating workpieces for deep-drawing B21D22/201)})?
- Our database includes 108 publications tagged with this CPC code.
- Is patent activity under CPC B21D37/18 growing?
- Publication counts under this code: 13 in 2024 vs 12 in 2025 (latest complete years).