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European patent · EP4132790 · In force

Register entry

Publication number
EP4132790
Application number
EP21716228
Kind
European patent with effect for Switzerland and Liechtenstein
Status
In force
Specification
Granted
Filed
Apr 8, 2021
Published
Feb 15, 2023
Granted
Jul 9, 2025
Protection ends at the latest
Apr 7, 2041
Next annual fee due
Apr 30, 2026
IPC classes
B33Y 70/00 (2020.01)
C08G 75/23 (2006.01)
B29C 64/124 (2017.01)
Priority
US 202063007454 P 09.04.2020
EP 20185769 14.07.2020
PCT application
PCT/EP2021/059214 08.04.2021
PCT publication
WO2021/204961 14.10.2021
Filing language
English
Source
Swissreg

History

What the Federal Institute of Intellectual Property published about this title, newest first.

  1. May 21, 2026

    Change

    Published in Swissreg on 21.05.2026

  2. Sep 24, 2025

    Owner

    Owner
    Solvay Specialty Polymers USA, LLC., 4500 McGinnis Ferry Road, Alpharetta, GA 30005-3914, USA, Virginia Tech Intellectual Properties, Inc., 1700 Kraft Drive, Suite 2250, Blacksburg, VA 24060, USA → Syensqo Specialty Polymers USA, LLC, 4500 McGinnis Ferry Road, Alpharetta GA 30005-3914, USA, Virginia Tech Intellectual Properties, Inc., 1700 Kraft Drive, Suite 2250, Blacksburg, VA 24060, USA

    Published in Swissreg on 24.09.2025

  3. Jul 9, 2025

    Granted

    Specification status
    Non-published patent application → Granted patent
    Status of protective title
    Initiated → Active

    Published in Swissreg on 09.07.2025

Parties

Holder

Syensqo Specialty Polymers USA, LLC

4500 McGinnis Ferry Road, Alpharetta GA 30005-3914, US

Virginia Tech Intellectual Properties, Inc.

1700 Kraft Drive, Suite 2250, Blacksburg, VA 24060, US

Inventor

POLLINO, Joel

Johns Creek, GA 30022, US

KWAN, Kermit, S.

Cumming, GA 30041, US

LONG, Timothy Edward

Blacksburg, VA 24060, US

WILLIAMS, Christopher Bryant

Blacksburg, VA 24060, US

MEENAKSHISUNDARAM, Viswanath

Blacksburg, VA 24060, US

WEYHRICH, Cody

Christiansburg, VA 24073, US

The register names each party by name and address. A holder or agent is linked to an organization where exactly one entity of the commercial register bears its name; the street of a party not so recognised is not shown here.