Process for preparing thermally conductive oriented uhmwpe products and products obtained therefrom
US-2016368182-A1 · Dec 22, 2016 · US
Bulk density
Bulk density · 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 | C08F2500/18 |
| Official title | Bulk density |
| Display label | Bulk density |
| Total patents | 686 |
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 | 26 |
| 2016 | 51 |
| 2017 | 70 |
| 2018 | 86 |
| 2019 | 107 |
| 2020 | 83 |
| 2021 | 92 |
| 2022 | 55 |
| 2023 | 53 |
| 2024 | 34 |
| 2025 | 24 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Catalyst system for the production of ultra-high molecular weight polyethylene
US-9518135-B2 · Dec 13, 2016 · US
Process for preparing a catalyst component for propylene polymerization
US-9512244-B2 · Dec 6, 2016 · US
Dilution index
US-9512282-B2 · Dec 6, 2016 · US
Rotomolded articles
US-9512283-B2 · Dec 6, 2016 · US
Producing polyolefin products with improved stiffness, toughness, and processability
US-2016347886-A1 · Dec 1, 2016 · US
Producing polyolefin products
US-2016347890-A1 · Dec 1, 2016 · US
Producing polyolefin products with improved stiffness, toughness, and processability
US-2016347888-A1 · Dec 1, 2016 · US
Method of producing polyethylene and polyethylene thereof
US-2016347874-A1 · Dec 1, 2016 · US
Caps and closures
US-9505893-B2 · Nov 29, 2016 · US
HDPE articles
US-9505892-B2 · Nov 29, 2016 · US
Polymer composition for caps and closures
US-2016333172-A1 · Nov 17, 2016 · US
Polymers with improved ESCR for blow molding applications
US-9493589-B1 · Nov 15, 2016 · US
A new low mfr polymer composition, power cable insulation and power cable
US-2016329124-A1 · Nov 10, 2016 · US
Procatalyst for polymerization of olefins
US-2016311945-A1 · Oct 27, 2016 · US
Catalyst components for the polymerization of olefins
US-9453088-B2 · Sep 27, 2016 · US
Preparation of ultra high molecular weight polyethylene
US-2016272738-A1 · Sep 22, 2016 · US
Solid catalyst component and process for the (co)polymerization of ethylene
US-9447207-B2 · Sep 20, 2016 · US
Polyethylene blend compositions and film
US-9447265-B2 · Sep 20, 2016 · US
Polyethylene with high melt strength for use in films
US-9422425-B2 · Aug 23, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08F2500/18?
- CPC C08F2500/18 is the Cooperative Patent Classification code for “Bulk density.”
- How many patents are filed under CPC C08F2500/18 (Bulk density)?
- Our database includes 686 publications tagged with this CPC code.
- Is patent activity under CPC C08F2500/18 growing?
- Publication counts under this code: 34 in 2024 vs 24 in 2025 (latest complete years).