Processes For Recovering Rubber From Aged Briquettes
US-2019284309-A1 · Sep 19, 2019 · US
Purifying; Deproteinising
Purifying; Deproteinising · 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 | C08C1/04 |
| Official title | Purifying; Deproteinising |
| Display label | Purifying; Deproteinising |
| Total patents | 101 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 8 |
| 2017 | 18 |
| 2018 | 16 |
| 2019 | 9 |
| 2020 | 8 |
| 2021 | 7 |
| 2022 | 9 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Extractor And Related Methods
US-2019224587-A1 · Jul 25, 2019 · US
Processes for recovering rubber from aged briquettes
US-10316110-B2 · Jun 11, 2019 · US
Myoglobin-containing food freshness deterioration suppressing material and use thereof
US-10308727-B2 · Jun 4, 2019 · US
Process for the removal of rubber from TKS plant matter
US-10287367-B2 · May 14, 2019 · US
Extractor and related methods
US-10245526-B2 · Apr 2, 2019 · US
Fractionator For Separating Solubilized Rubber From A Co-Solvent Based Miscella And Related Processes
US-2019060784-A1 · Feb 28, 2019 · US
Rubber composition for tires and pneumatic tire
US-2019048171-A1 · Feb 14, 2019 · US
Process for separating non-hevea natural rubber in solid form from solutions including it
US-2018362671-A1 · Dec 20, 2018 · US
Rubber composition for tires and pneumatic tire
US-10138359-B2 · Nov 27, 2018 · US
Methods for the desolventization of bagasse
US-10132563-B2 · Nov 20, 2018 · US
Modified natural rubber, process for producing same, rubber composition for tire, and pneumatic tire
US-10131763-B2 · Nov 20, 2018 · US
Rubber extraction method
US-2018319904-A1 · Nov 8, 2018 · US
Fractionator for separating solubilized rubber from a co-solvent based miscella and related processes
US-10112123-B2 · Oct 30, 2018 · US
Process for recovering rubber from natural rubber latex
US-10113011-B2 · Oct 30, 2018 · US
Rubber composition for tires and pneumatic tire
US-10066090-B2 · Sep 4, 2018 · US
Compositions containing purified non-hevea rubber and related purification methods
US-10023660-B2 · Jul 17, 2018 · US
Method for manufacturing wet rubber masterbatch, method for manufacturing rubber composition, and method for manufacturing tire
US-2018179303-A1 · Jun 28, 2018 · US
Method for the separation of the isoprenic constituents of guayule
US-2018171178-A1 · Jun 21, 2018 · US
Processes For The Removal Of Rubber From Non-Hevea Plants
US-2018163013-A1 · Jun 14, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C08C1/04?
- CPC C08C1/04 is the Cooperative Patent Classification code for “Purifying; Deproteinising.”
- How many patents are filed under CPC C08C1/04 (Purifying; Deproteinising)?
- Our database includes 101 publications tagged with this CPC code.
- Is patent activity under CPC C08C1/04 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).