(19)
(11) EP 3 351 146 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
15.01.2020 Bulletin 2020/03

(45) Mention of the grant of the patent:
21.08.2019 Bulletin 2019/34

(21) Application number: 18158798.1

(22) Date of filing: 20.11.2013
(51) International Patent Classification (IPC): 
A47C 23/00(2006.01)
 A47C 23/12(2006.01)

(54)

DUAL-SPRING PLUNGER FOR A PLUNGER MATRIX MATTRESS

DOPPELFEDER STÖSSEL FÜR EIN STÖSSEL MATRIX MATRATZE

PISTON À DOUBLE RESSORT POUR UN MATELAS MATRIX PISTON

(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

(30) Priority: 20.11.2012 US 201261728565 P
21.05.2013 US 201361825748 P
18.09.2013 US 201361879437 P

(43) Date of publication of application:
25.07.2018 Bulletin 2018/30

(62) Application number of the earlier application in accordance with Art. 76 EPC:
16178426.9 / 3097823
13798895.2 / 2922445

(73) Proprietor: Dreamwell, Ltd.
Las Vegas, NV 89119 (US)

(72) Inventors:
  • Defranks, Michael S.
    Atlanta, Georgia 30345 (US)
  • Kirtikar, Rahul
    Atlanta, Georgia 30309 (US)
  • Spirk, J. Evan
    Gates Mills, Ohio 44040 (US)
  • Stephan, Gary Robert
    Seven Hills, Ohio 44131 (US)
  • Tufts, Lindsey
    Eastlake, Ohio 44095 (US)
  • Rabbitt, William Eugene
    Chesterland, Ohio 44026 (US)
  • Saunders, Craig
    deceased (US)

(74) Representative: Barker Brettell LLP 
100 Hagley Road Edgbaston
Birmingham B16 8QQ
Birmingham B16 8QQ (GB)


(56) References cited: : 
AT-B- 383 260
US-A- 3 031 690
 FR-A1- 2 839 429
US-A1- 2003 172 456
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).