WO2026131687 - VERFAHREN ZUR HERSTELLUNG VON SUBSTITUIERTEN PHENYLHARNSTOFFDERIVATEN
National phase entry is expected:
Publication Number
WO/2026/131687
Publication Date
25.06.2026
International Application No.
PCT/EP2025/087165
International Filing Date
15.12.2025
Title **
[German]
VERFAHREN ZUR HERSTELLUNG VON SUBSTITUIERTEN PHENYLHARNSTOFFDERIVATEN
[English]
METHOD FOR THE PREPARATION OF SUBSTITUTED PHENYLUREA DERIVATIVES
[French]
PROCÉDÉ DE PRÉPARATION DE DÉRIVÉS DE PHÉNYLURÉE SUBSTITUÉS
Applicants **
LANXESS DEUTSCHLAND GMBH
Inventors
PRINZ, Thomas
SUBERG, Marcus
MÜLLER, Mauritio
LEIBERICH, Ricarda
HALLE, Olaf
BÖGER, Uwe
Priority Data
24222374.1
20.12.2024
EP
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
| Number of Priorities | * |
| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
| Pages for Publication | * |
| Number of Pages with Drawings | * |
| Pages of Specification | * |
| * | |
| Number of Office Actions | * |
| * | |
International Searching Authority |
EPO
* |
| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
* |
| Type of Assignment |
The Standard Agent's Assignment
* |
| Applicant's Legal Status |
Legal Entity
* |
| * | |
| * | |
| * | |
| * | |
| * | |
| Entry into National Phase under |
Chapter I
* |
| Patent Delivery |
Send the Letters Patent by Courier
* |
| Translation |
|
* The data is based on automatic recognition. Please verify and amend if necessary.
** IP-Coster compiles data from publicly available sources. If this data includes your personal information, you can contact us to request its removal.
Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 1922 | |
| EPO | Filing, Examination, Granting | 8750 | |
| Japan | Filing, Examination, Granting | 2090 | |
| South Korea | Filing, Examination, Granting | 1918 | |
| USA | Filing, Examination, Granting | 4740 |
Total:
19,420
Contact Us
Abstract[German]
Die vorliegende Erfindung betrifft ein neues Verfahren zur Aufreinigung von substituierten Phenylharnstoffderivaten, insbesondere von 3-(3,4-Dichlorphenyl)-1,1-dimethylharnstoff.[English]
The present invention relates to a new method for the purification of substituted phenylurea derivatives, in particular of 3-(3,4-dichlorophenyl)-1,1-dimethylurea.[French]
La présente invention concerne un nouveau procédé de purification de dérivés de phénylurée substitués, en particulier du 3-(3,4-dichlorophényl)-1,1-diméthylurée.