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IP Verse

Preparation Method And Device For Producing Recycled Fiber Spinning Solution Using Solvent Method - EP3987088

The patent EP3987088 was granted to List Technology on Mar 12, 2025. The application was filed on Jun 15, 2020 under application number EP20736252A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP3987088

LIST TECHNOLOGY
Application Number
EP20736252A
Filing Date
Jun 15, 2020
Status
Granted And Under Opposition
Jun 23, 2023
Publication Date
Mar 12, 2025
External Links
Slate, Register, Google Patents

Patent Summary

Patent Family

Patent Family

Patent Oppositions

Patent oppositions filed by competitors challenge the validity of a granted patent. These oppositions are typically based on claims of prior art, lack of novelty, or non-obviousness. They are a key part of the process for determining a patent's strength and enforceability.

CompanyOpposition DateRepresentativeOpposition Status
BUSS SMS CANZLERApr 18, 2024SCHAADADMISSIBLE

Patent Citations (16) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
DESCRIPTIONCN104246029
DESCRIPTIONWO2013156489
INTERNATIONAL-SEARCH-REPORTCN101280476
INTERNATIONAL-SEARCH-REPORTCN105536277
INTERNATIONAL-SEARCH-REPORTTW201240721
INTERNATIONAL-SEARCH-REPORTUS2015114256
OPPOSITIONCN110195263
OPPOSITIONCN210287601U
OPPOSITIONDE102008008342
OPPOSITIONDE102013111026
OPPOSITIONDE102014109786
OPPOSITIONDE4441468
OPPOSITIONUS5948905
OPPOSITIONWO2013156489
OPPOSITIONWO9406530
OPPOSITIONWO9633302

Dossier Documents

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    Description

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