(19)

(11)

EP 3 373 983 A1

(12)

(43) Date of publication: 19.09.2018 Bulletin 2018/38 (21) Application number: 16864816.0 (22) Date of filing: 07.11.2016

(51) International Patent Classification (IPC):  A61L 15/16(2006.01) A61L 15/20(2006.01) A61L 15/44(2006.01) C01B 33/40(2006.01) A61L 15/18(2006.01) A61L 15/42(2006.01) A61F 13/00(2006.01) (86) International application number: PCT/US2016/060830 (87) International publication number: WO 2017/083227 (18.05.2017 Gazette 2017/20)

(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 (30) Priority: 10.11.2015 US 201562253503 P (71) Applicant: Materials Modification Inc. Fairfax, VA 22031 (US)	(72) Inventors: KASTHURI, Rangan, Krishnaswamy Fairfax, VA 22033 (US) SRINIVAS, Sudarshan, Tirumalai Vienna, VA 22182 (US) (74) Representative: McNab, Donald C.  Marks & Clerk LLP 40 Torphichen Street Edinburgh EH3 8JB Edinburgh EH3 8JB (GB)