(19)
(11) EP 3 585 499 A1

(12)

(43) Date of publication:
01.01.2020 Bulletin 2020/01

(21) Application number: 18757748.1

(22) Date of filing: 21.02.2018
(51) International Patent Classification (IPC): 
B01D 46/00(2006.01)
B01D 39/16(2006.01)
(86) International application number:
PCT/US2018/018924
(87) International publication number:
WO 2018/156561 (30.08.2018 Gazette 2018/35)
(84) Designated Contracting 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
Designated Extension States:
BA ME
Designated Validation States:
MA MD TN

(30) Priority: 21.02.2017 US 201715438028
21.02.2017 US 201715438042
23.10.2017 US 201715790651

(71) Applicant: Hollingsworth & Vose Company
East Walpole, MA 02032 (US)

(72) Inventors:
  • JINKA, Sudheer
    Christiansburg, VA 24073 (US)
  • SMITH, Bruce
    Copper Hill, VA 24079 (US)
  • COLLINGWOOD, Jeremy Andrew
    Lancaster, Lancashire LA2 6HA (GB)
  • GALLIMORE, Mark
    Floyd, VA 21091 (US)
  • GULREZ, Syed
    Lancaster, Lancashire La1 5NQ (GB)

(74) Representative: Hoffmann Eitle 
Patent- und Rechtsanwälte PartmbB Arabellastraße 30
81925 München
81925 München (DE)

   


(54) ELECTRET-CONTAINING FILTER MEDIA