Articles of manufacture with polyurea capsules cross-linked with chitosan
US-12582956-B2 · Mar 24, 2026 · US
This page is not indexed by search engines while we improve data quality.
Feng Linsheng patents
Feng Linsheng is listed as an inventor on 80 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Feng Linsheng |
| Total patents | 80 |
| First publication | Apr 21, 2016 |
| Latest publication | Mar 24, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Treatment composition with chitosan-based delivery particles
US-2026071153-A1 · Mar 12, 2026 · US
Treatment composition with perfume-containing delivery particles
US-2025376643-A1 · Dec 11, 2025 · US
Degradable delivery particles made from redox-initiator-modified chitosan
US-2025367083-A1 · Dec 4, 2025 · US
Consumer products comprising delivery particles with high core:wall ratios
US-12486478-B2 · Dec 2, 2025 · US
Charge modified chitosan cross-linked encapsulate
US-2025360088-A1 · Nov 27, 2025 · US
Treatment composition with ductile delivery particles
US-2025361461-A1 · Nov 27, 2025 · US
Consumer product compositions comprising a population of encapsulates
US-2025346836-A1 · Nov 13, 2025 · US
Degradable delivery particles from mixed acid treated chitosan
US-2025325489-A1 · Oct 23, 2025 · US
Consumer product compositions comprising a population of encapsulates
US-12398348-B2 · Aug 26, 2025 · US
Recent patents
Latest publications not already listed above.
Consumer product comprising biodegradable delivery particles
US-12357958-B2 · Jul 15, 2025 · US
Articles of Manufacture with Polyurea Capsules Cross-linked with Chitosan
US-2025205668-A1 · Jun 26, 2025 · US
Laundry treatment compositon comprising a delivery particle
US-2025197781-A1 · Jun 19, 2025 · US
Laundry care additive particles
US-2025197780-A1 · Jun 19, 2025 · US
Water-soluble unit dose article containing a core/shell capsule
US-2025197779-A1 · Jun 19, 2025 · US
Compositions comprising benefit agent containing delivery particle
US-12312566-B2 · May 27, 2025 · US
Consumer product compositions with at least two encapsulate populations
US-2025145916-A1 · May 8, 2025 · US
Consumer product compositions with at least two encapsulate populations
US-12227720-B2 · Feb 18, 2025 · US
Benefit-agent-containing delivery particles having high core to wall ratios
US-12146124-B2 · Nov 19, 2024 · US
Consumer product comprising biodegradable delivery particles
US-12042775-B2 · Jul 23, 2024 · US
Treatment composition with delivery particles based on modified chitosan
US-2024182822-A1 · Jun 6, 2024 · US
Treatment composition
US-2024182816-A1 · Jun 6, 2024 · US
Treatment composition with chitosan-based delivery particles
US-2024182820-A1 · Jun 6, 2024 · US
Treatment composition with delivery particles made from redox-initiator-treated chitosan
US-2024182818-A1 · Jun 6, 2024 · US
Treatment composition with perfume-containing delivery particles
US-2024182821-A1 · Jun 6, 2024 · US
Treatment composition with delivery particles made from acid-treated chitosan
US-2024182823-A1 · Jun 6, 2024 · US
Biodegradable delivery particles
US-2024139081-A1 · May 2, 2024 · US
Delivery particles with high core:wall ratios
US-2024122176-A1 · Apr 18, 2024 · US
Polyurea and poly(beta-amino ester) capsules with enhanced degradability
US-11945946-B2 · Apr 2, 2024 · US
Microcapsule clusters
US-11931711-B2 · Mar 19, 2024 · US
Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Encapsys Llc | 47 |
| Procter & Gamble | 34 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| C11D3/505 | 65 |
| C11D17/0039 | 52 |
| A61K8/11 | 46 |
| A61K2800/412 | 36 |
| B01J13/16 | 36 |