Stabilized Rotomolded Polyolefin - EP3841166
The patent EP3841166 was granted to Basf on May 7, 2025. The application was originally filed on Aug 19, 2019 under application number EP19765356A. The patent is currently recorded with a legal status of "Patent Maintained As Amended".
EP3841166
- Application Number
- EP19765356A
- Filing Date
- Aug 19, 2019
- Status
- Patent Maintained As Amended
- Apr 4, 2025
- Grant Date
- May 7, 2025
- External Links
- Slate, Register, Google Patents
Patent Summary
Patent Family
Patent Oppositions (2)
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.
| Company | Opposition Date | Representative | Opposition Status |
|---|---|---|---|
Get instant alerts for new oppositions and patent status changes | |||
| CYTEC INDUSTRIES | Apr 20, 2023 | KRAUS & LEDERER PARTGMBB | ADMISSIBLE |
| GRAFE POLYMER SOLUTIONS | Apr 20, 2023 | GLEIM PETRI PATENT UND RECHTSANWALTSPARTNERSCHAFT MBB | ADMISSIBLE |
Patent Citations (108) New
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Non-Patent Literature (NPL) Citations (6) New
NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.
| Citation Phase | Reference Text |
|---|---|
| DESCRIPTION | - CHEMICAL ABSTRACTS, Database accession no. 204933-93-7 |
| DESCRIPTION | - Plastic Additives Handbook |
| OPPOSITION | - Anna & George Wypych, Databook of UV stabilizers, Toronto, ChemTec Publishing, (2015), ISBN 978-1-895198-88-1 |
| OPPOSITION | - "CHAPTER 8 Modifying Specific Properties: Resistance to Heat - Heat Stabilizers", John Murphy, Additives for Plastics Handbook, 2nd Edition, Elsevier Science Ltd., (2001), page 93-96, ISBN 1 85617 370 4 |
| OPPOSITION | - Joachim Voigt, "7.1.1. Meravptane und Mercaptoallcohole", Joachim Voigt, Joachim Voigt, DIE STABILISIERUNG DER KUNSTSTOFFE GEGEN LICHT UND WÄRME, Springer-Verlag, (19660101), pages 331 - 348, ISBN 978-3-642-52097-6, XP009555210 |
| OPPOSITION | - Anna Wypych, George Wypych, "1 - Introduction", Anna Wypych, George Wypych, Anna & George Wypych, Databook of UV stabilizers, Toronto, ChemTec Publishing, (20150625), pages 1 - 1, doi:10.1016/B978-1-895198-88-1.50003-8, ISBN 978-1-895198-88-1, XP009559287 |
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Date
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Decision to grant a European patent
Search/Exam
Jun 13, 2022
(Electronic) Receipt
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(Electronic) Receipt
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French translation of claims
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French translation of claims
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German translation of the claims
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German translation of the claims
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Letter accompanying subsequently filed items
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Intention to grant (signatures)
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Text intended for grant (clean copy)
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Examination started
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Communication to designated inventor
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(Electronic) Receipt
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Request for entry into the European phase
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Notification of the recording of a change
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Notification of the recording of a change
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Information on entry into European phase
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Notification of the recording of a change
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Copy of the international search report
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Published international application - A1
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ISR: cited documents
PCTISA
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Oct 4, 2019
Annex
PCTISA
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Sep 19, 2019
Sep 6, 2019
Abstract
PCTISA
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Annex
PCTISA
Sep 6, 2019
Claims
PCTISA
Sep 6, 2019
Description
PCTISA
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