(19)

(11)

EP 2 079 878 A2

(12)

(88) Date of publication A3: 10.07.2008 (43) Date of publication: 22.07.2009 Bulletin 2009/30 (21) Application number: 07861555.6 (22) Date of filing: 29.10.2007

(51) International Patent Classification (IPC):  D21H 21/28(2006.01) (86) International application number: PCT/US2007/022803 (87) International publication number: WO 2008/057312 (15.05.2008 Gazette 2008/20)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR (30) Priority: 27.10.2006 US 855023 P (71) Applicant: Nanopaper LLC Cambridge, MA 02138 (US)	(72) Inventors: Soane, David S. Chestnut Hill, MA 02467 (US) Berg, Michael C. Somerville, MA 02144 (US) Mowers, William A. Lynn, MA 01904 (US) (74) Representative: Stevens, Ian Edward  Potter Clarkson LLP Park View House 58 The Ropewalk Nottingham NG1 5DD Nottingham NG1 5DD (GB)