The patent has been granted
The patent has been granted, Grant of patent is intended, Examination is in progress, Request for examination was made, The international publication has been made
EP Register Verified
ETHYLENE-BASED POLYMER COMPOSITION FOR FILMS WITH IMPROVED TOUGHNESS
Publication No.
EP3160739
•
App No.
EP15734534
•
Filed by
Dow Global Technologies LLC
•
Filed on
2015-06-26
•
Issued/Published on
2025-08-06
Publication No.
EP3160739
A2
Application No.
EP15734534
Filed: 2015-06-26
Grant Date
2025-08-06
Mention of grant
Active Oppositions
1 Active
EPO Oppositions
Patent Abstract / Summary
Patent abstract is being processed or was not provided in English by the publishing office.
IPC Classifications
C08L23/08, C08F210/16, B32B27/06, B32B27/32, C08F4/64, // C08F2/06
B32B27/06, B32B27/32, C08F210/16, C08F4/64, C08L23/08
Priority Claims
US 201462017525P
Date: 2014-06-26
Designated Contracting States (38 EPC States)
AL
AT
BE
BG
CH
CY
CZ
DE
DK
EE
ES
FI
FR
GB
GR
HR
HU
IE
IS
IT
LI
LT
LU
LV
MC
MK
MT
NL
NO
PL
PT
RO
RS
SE
SI
SK
SM
TR
Parties & Representation
Applicants
Dow Global Technologies LLC
2040 Dow Center, Midland, MI 48674
USInventors (6)
WANG, Jian
2301 N. Brazosport Blvd., B-1470
USJAIN, Pradeep
2301 N. Brazosport Blvd, Freeport, TX 77541
USDEMIRORS, Mehmet
2301 N. Brazosport Blvd., B-1470
USGINGER, Douglas S.
B-2830, 2301 N. Brazosport Blvd.
USCASTELLUCCIO, Anthony J.
2301 N. Brazosport Blvd, Freeport, TX 77541
USKAPUR, Mridula
2301 Brazosport Boulevard B-1470, Freeport, TX 77541
USRepresentatives / Agents
Boult Wade Tennant LLP
Salisbury Square House, 8 Salisbury Square
GBBoult Wade Tennant
Verulam Gardens, 70 Gray's Inn Road
GBMaiwald GmbH
Elisenhof, Elisenstraße 3
DEKey Procedural Dates
Request-For-Examination
2017-01-12
Mention Of Grant Published
2025-08-06
First-Examination-Report-Despatched
2021-03-11
Patent Oppositions
Official opposition proceedings filed against European Patent EP3160739 under EPC Article 99.
#1
Opponent
Company
Borealis GmbH
Trabrennstrasse 6-8, AT
Representative
Maiwald GmbH
Filing
Date
Opposition in Progress
2026-05-05
Legal Status & Event History
Official European Patent Office legal and procedural status changes recorded for this file.
| Date | Code | Event Description | Auth |
|---|---|---|---|
| 2017-05-03 | 17P | REQUEST FOR EXAMINATION FILED | EP |
| 2017-05-03 | AX | REQUEST FOR EXTENSION OF THE EUROPEAN PATENT | EP |
| 2017-05-03 | AK | DESIGNATED CONTRACTING STATES | EP |
| 2017-10-04 | DAX | REQUEST FOR EXTENSION OF THE EUROPEAN PATENT (DELETED) | EP |
| 2017-10-04 | DAV | REQUEST FOR VALIDATION OF THE EUROPEAN PATENT (DELETED) | EP |
| 2016-05-13 | TPAC | OBSERVATIONS FILED BY THIRD PARTIES | EP |
| 2021-04-14 | 17Q | FIRST EXAMINATION REPORT DESPATCHED | EP |
| 2017-03-31 | PUAI | PUBLIC REFERENCE MADE UNDER ARTICLE 153(3) EPC TO A PUBLISHED INTERNATIONAL APPLICATION THAT HAS ENTERED THE EUROPEAN PHASE | EP |
| 2021-03-12 | STAA | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | EP |
| 2017-03-31 | STAA | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | EP |
| 2017-01-13 | STAA | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | EP |
| 2023-07-05 | P01 | OPT-OUT OF THE COMPETENCE OF THE UNIFIED PATENT COURT (UPC) REGISTERED | EP |
| 2024-10-09 | GRAP | DESPATCH OF COMMUNICATION OF INTENTION TO GRANT A PATENT | EP |
| 2024-10-09 | STAA | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | EP |
| 2024-09-27 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2024-11-06 | RIC1 | INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT | EP |
| 2024-11-13 | INTG | INTENTION TO GRANT ANNOUNCED | EP |
| 2025-01-31 | GRAJ | INFORMATION RELATED TO DISAPPROVAL OF COMMUNICATION OF INTENTION TO GRANT BY THE APPLICANT OR RESUMPTION OF EXAMINATION PROCEEDINGS BY THE EPO DELETED | EP |
| 2025-01-31 | STAA | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | EP |
| 2025-03-05 | INTC | INTENTION TO GRANT ANNOUNCED (DELETED) | EP |
| 2025-03-12 | GRAP | DESPATCH OF COMMUNICATION OF INTENTION TO GRANT A PATENT | EP |
| 2025-03-12 | STAA | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | EP |
| 2025-04-09 | RIC1 | INFORMATION PROVIDED ON IPC CODE ASSIGNED BEFORE GRANT | EP |
| 2025-04-16 | INTG | INTENTION TO GRANT ANNOUNCED | EP |
| 2025-06-27 | GRAS | GRANT FEE PAID | EP |
| 2025-07-04 | GRAA | (EXPECTED) GRANT | EP |
| 2025-07-04 | STAA | INFORMATION ON THE STATUS OF AN EP PATENT APPLICATION OR GRANTED EP PATENT | EP |
| 2025-08-06 | AK | DESIGNATED CONTRACTING STATES | EP |
| 2025-08-06 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2025-08-15 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2025-08-28 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2025-09-03 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2025-08-27 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2025-11-19 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2026-01-08 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-12 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-12 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2026-01-13 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-14 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-15 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-16 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-20 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-22 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-23 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-01-28 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-02-15 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2026-04-06 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-04-13 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-04-14 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-04-15 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-04-23 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-04-28 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-05-08 | PLBI | OPPOSITION FILED | EP |
| 2026-05-18 | PGFP | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-05-18 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2026-05-19 | PLAX | NOTICE OF OPPOSITION AND REQUEST TO FILE OBSERVATION + TIME LIMIT SENT | EP |
| 2026-05-05 | REG | REFERENCE TO A NATIONAL CODE | EP |
| 2026-06-10 | 26 | OPPOSITION FILED | EP |
| 2026-06-30 | PG25 | LAPSED IN A CONTRACTING STATE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-07-11 | PGFP | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-07-23 | PGFP | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
| 2026-09-19 | PLBB | REPLY OF PATENT PROPRIETOR TO NOTICE(S) OF OPPOSITION RECEIVED | EP |
| 2026-10-10 | PGFP | ANNUAL FEE PAID TO NATIONAL OFFICE [ANNOUNCED VIA POSTGRANT INFORMATION FROM NATIONAL OFFICE TO EPO] | EP |
Patent & Non-Patent Citations
Cited documents and prior art referenced in search and examination reports.
Cited Patent Documents
Non-Patent Scientific Literature (NPL)
- D1 - Scientific Expert Opinion of Dr. Robert Brüll (Head of Department
Material Analytics of Fraunhofer LBF)
- JOSÉ M. ASUA: "Polymer Reaction Engineering", 1 January 2007, BLACKWELL PUBLISHING, ISBN: 1-4051-4442-4, article JOÃO B.P. SOARES, TIMOTHY MCKENNA, C.P. CHENG: "Chapter 2: Coordination Polymerization", pages: 29 - 117, XP009566957, DOI: 10.1002/9780470692134.ch2
- VADLAMUDI M., SUBRAMANIAN G., SHANBHAG S., ALAMO R. G., VARMA‐NAIR M., FISCUS D. M., BROWN G. M., LU C., RUFF C. J.: "Molecular Weight and Branching Distribution of a High Performance Metallocene Ethylene 1‐Hexene Copolymer Film‐Grade Resin", MACROMOLECULAR SYMPOSIA, WILEY VCH VERLAG WEINHEIM, DE, vol. 282, no. 1, 1 August 2009 (2009-08-01), DE , pages 1 - 13, XP093397789, ISSN: 1022-1360, DOI: 10.1002/masy.200950801
- TACKX P., BREMMERS S., GELADÉ E.: "Chemical Composition Distribution of Linear-low Density Polyethylenes by SEC-FT-IR", INTERNATIONAL JOURNAL OF POLYMER ANALYSIS AND CHARACTERIZATION, GORDON AND BREACH, LAUSANNE, CH, vol. 6, no. 1-2, 1 January 2001 (2001-01-01), CH , pages 147 - 154, XP093397791, ISSN: 1023-666X, DOI: 10.1080/10236660008034655
- D7A - Declaration of Andreas Albrecht regarding examples of D7
- "J.P.F.S.", 1 January 1995, article KALE L.T., T.A. PLUMLEY, R.M. PATEL, O.D. REDWINE, P. JAIN: "Structure-Property Relationships of Ethylene/1-Octene And Ethylene/1-Butene Copolymers made using Insite* Technology", pages: 27 - 40, XP093397794, DOI: 10.1177/8756087919961201027
- TOULOUPIDIS VASILEIOS, ALBRECHT ANDREAS, SOARES JOã£O B. P.: "A Methodology for Estimating Kinetic Parameters and Reactivity Ratios of Multi-site Type Catalysts Using Polymerization, Fractionation, and Spectroscopic Techniques", MACROMOLECULAR REACTION ENGINEERING, WILEY - VCH VERLAG GMBH & CO. KGAA, HOBOKEN, USA, vol. 12, no. 2, 1 March 2018 (2018-03-01), Hoboken, USA, pages 1700056 - 14, XP009520524, ISSN: 1862-832X, DOI: 10.1002/mren.201700056
- A. J. PEACOCK: "Handbook of Polyethylene", 1 January 2000, MARCEL DEKKER, INC., US, ISBN: 0-8247-9546-6, article REIMEI HIRAYAMA: "Chapter 5:: Properties of Polyethylene", pages: 123 - 240, XP009567069
- D8C - Declaration of Andreas Albrecht regarding examples of D8
- D9B - Declaration of Andreas Albrecht regarding examples of D9
- ANONYMOUS: "Standard Test Method for Flow Rates of Thermoplastics by Extrusion Plastometer 1", ASTM DESIGNATION: D 1238-95, 1 January 1995 (1995-01-01), pages 255 - 263, XP093397798
- JOHN R. WAGNER, JR.: "Multilayer Flexible Packaging: Second Edition", 1 January 2009, ELSEVIER INC. , USA, ISBN: 978-0-323-37100-1, article VLACHOPOULOS JOHN, STRUTT DAVID: "Chapter 5 - Rheology of Molten Polymers", pages: 77 - 96, XP093078632, DOI: 10.1016/B978-0-323-37100-1.00006-5
- D11B - Declaration of Andreas Albrecht regarding examples of D11
- D12A - Declaration of Jani Aho regarding reworking of example 4 of D12 in
pilot plant
- D12B - Declaration of Emilia Tiitinen regarding reworking of the catalyst
used in example 4 of D12
- D12C - Declaration of Matthias Hoff regarding reworking of example 4 of
D12 in bench scale
- ALT F P, ET AL.: "BIMODAL POLYETHYLENE - INTERPLAY OF CATALYST AND PROCESS", MACROMOLECULAR SYMPOSIA, WILEY VCH VERLAG WEINHEIM, DE, no. 163, 1 January 2001 (2001-01-01), DE , pages 135 - 143, XP001050880, ISSN: 1022-1360, DOI: 10.1002/1521-3900(200101)163:1<135::AID-MASY135>3.0.CO;2-7
- "Doctoral Thesis, University of Waterloo", 1 January 2002, article SHAN COLIN LI PI: "Approaches to Tailoring the Structure and Properties of Polyethylene", XP093397801
- A. J. PEACOCK: "Handbook of Polyethylene", 1 January 2000, MARCEL DEKKER, INC., US, ISBN: 0-8247-9546-6, article ANDREW J. PEACOCK: "Chapter 1: Introduction", pages: 1 - 25, XP009558470
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Official File Inspection
EPC Art. 128 Public Dossier
Complete European Patent Register Dossier (148 Total Documents)
The full inspection file for Application EP15734534 contains 148 total documents, including all notices of opposition, proprietor counter-statements, examination communications, third-party observations, and procedural forms. Below are all major recorded procedural filings and publication specifications.
Recorded Filings & Patent Specifications
Official publication specifications, opposition filings, proprietor replies, and procedural submissions.
European Patent Specification - Granted Patent (B1)
Publication Specification
Date: 2025-08-06
Procedure: Grant
EP3160739B1
Official European Patent Register Full Dossier
Publication Specification
Date: 2025-08-06
Procedure: All Proceedings (Examination & Opposition)
EP15734534
European Patent Application without Search Report (A2)
Publication Specification
Date: 2015-12-30
Procedure: Publication
EP3160739A2
New entry: Reply of patent proprietor to notice(s) of opposition
Dossier Filing
Date: 2026-09-19
Procedure: Opposition
EPIDOSNOBS3
Lapse of the patent in a contracting state
Dossier Filing
Date: 2026-07-03
Procedure: Examination
0009250
New entry: Communication of a notice of opposition and request to file observations + time limit
Dossier Filing
Date: 2026-05-19
Procedure: Opposition
EPIDOSNOBS2
Invitation to proprietor to file observations on the notice of opposition
Procedural Step
Date: 2026-05-19
Procedure: Opposition
OBSO
Opposition filed
Dossier Filing
Date: 2026-05-08
Procedure: Opposition
0009260
Lapse of the patent in a contracting state
Dossier Filing
Date: 2026-05-01
Procedure: Examination
0009250
Lapse of the patent in a contracting state
Dossier Filing
Date: 2026-04-24
Procedure: Examination
0009250
Lapse of the patent in a contracting state
Dossier Filing
Date: 2026-04-17
Procedure: Examination
0009250
Lapse of the patent in a contracting state
Dossier Filing
Date: 2026-04-10
Procedure: Examination
0009250
Lapse of the patent in a contracting state
Dossier Filing
Date: 2026-01-30
Procedure: Examination
0009250
Lapse of the patent in a contracting state
Dossier Filing
Date: 2026-01-23
Procedure: Examination
0009250
Lapse of the patent in a contracting state
Dossier Filing
Date: 2026-01-16
Procedure: Examination
0009250
Lapse of the patent in a contracting state
Dossier Filing
Date: 2026-01-09
Procedure: Examination
0009250
(Expected) grant
Dossier Filing
Date: 2025-07-04
Procedure: Grant
0009210
New entry: Receipt of the translation of the claim(s)
Dossier Filing
Date: 2025-07-01
Procedure: Examination
EPIDOSNIGR7
New entry: Payment of fee for grant
Dossier Filing
Date: 2025-06-27
Procedure: Grant
EPIDOSNIGR3
New entry: Payment of fee for publishing/printing
Dossier Filing
Date: 2025-06-27
Procedure: Examination
EPIDOSNIGR5
New entry: Renewal fee paid
Dossier Filing
Date: 2025-04-08
Procedure: Examination
EPIDOSNRFE2
Renewal fee payment
Procedural Step
Date: 2025-04-07
Procedure: Examination
RFEE
Intention to grant the patent
Procedural Step
Date: 2025-03-13
Procedure: Grant
IGRA
New entry: Communication of intention to grant a patent
Dossier Filing
Date: 2025-03-12
Procedure: Grant
EPIDOSNIGR1
Change - classification
Dossier Filing
Date: 2025-03-07
Procedure: Examination
0008199IPCL
Deletion - Disapproval of the communication of intention to grant the patent by the applicant or resumption of examination proceedings by the EPO
Dossier Filing
Date: 2025-01-31
Procedure: Grant
EPIDOSDIGR1
DISSAPPROVAL_OF_COMMUNICATION_OF_INTENTION_TO_GRANT_PATENT
Procedural Step
Date: 2025-01-29
Procedure: Grant
IGRE
Intention to grant the patent
Procedural Step
Date: 2024-10-10
Procedure: Grant
IGRA
New entry: Communication of intention to grant a patent
Dossier Filing
Date: 2024-10-09
Procedure: Grant
EPIDOSNIGR1
Change - classification
Dossier Filing
Date: 2024-10-03
Procedure: Examination
0008199IPCL
New entry: Renewal fee paid
Dossier Filing
Date: 2024-05-13
Procedure: Examination
EPIDOSNRFE2
Renewal fee payment
Procedural Step
Date: 2024-05-13
Procedure: Examination
RFEE
New entry: Reply to examination report
Dossier Filing
Date: 2024-02-13
Procedure: Examination
EPIDOSNEXR3
New entry: Despatch of examination report + time limit
Dossier Filing
Date: 2023-10-20
Procedure: Examination
EPIDOSNEXR2
Communication from the examining division
Procedural Step
Date: 2023-10-19
Procedure: Examination
EXRE
New entry: Renewal fee paid
Dossier Filing
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Date: 2021-03-12
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0009171
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Date: 2017-03-08
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EPIDOS PCT
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Date: 2016-10-04
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