WO2023072892 - LEAD COMPRISING BINDER MADE FROM CELLULOSE ESTERS
National phase entry:
Publication Number
WO/2023/072892
Publication Date
04.05.2023
International Application No.
PCT/EP2022/079697
International Filing Date
25.10.2022
Title **
[English]
LEAD COMPRISING BINDER MADE FROM CELLULOSE ESTERS
[French]
MINE COMPRENANT UN LIANT À BASE D'ESTERS DE CELLULOSE
Applicants **
SOCIETE BIC
Inventors
GOUEREC, Julien
NAPOLY, Justine
Priority Data
21306487.6
26.10.2021
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 | * |
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| Number of Office Actions | * |
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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
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| Patent Delivery |
Send the Letters Patent by Courier
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| 译文 |
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* 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 | 2082 | |
| EPO | Filing, Examination, Granting | 9148 | |
| Japan | Filing, Examination, Granting | 2216 | |
| South Korea | Filing, Examination, Granting | 2197 | |
| USA | Filing, Examination, Granting | 4740 |
Total:
20,383
The term for entry into the National Phase has expired. This quotation is for informational purposes only
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Abstract[English]
The present disclosure relates to a writing instrument comprising a lead comprising a binder, a filler and a coloring agent, wherein the binder comprises a cellulose ester, wherein said cellulose ester comprises one or more acetate moieties and one or more ester moieties selected from C3-carboxylates, more specifically from propionate moieties.[French]
La présente invention concerne un instrument d'écriture comprenant une mine comprenant un liant, une charge et un agent colorant, le liant comprenant un ester de cellulose, ledit ester de cellulose comprenant une ou plusieurs fractions acétate et une ou plusieurs fractions ester choisies parmi les C3-carboxylates, plus spécifiquement parmi les fractions propionate.