EP 2170110 A2 20100407 - DEGRADABLE CIGARETTE FILTERS
Title (en)
DEGRADABLE CIGARETTE FILTERS
Title (de)
ABBAUBARE ZIGARETTENFILTER
Title (fr)
FILTRES DE CIGARETTE DÉGRADABLES
Publication
Application
Priority
- IB 2008002793 W 20080731
- US 95329607 P 20070801
Abstract (en)
[origin: WO2009016513A2] Biodegradable cigarette filters comprise shaped fiber of PHBV. Included among these fiber shapes in cross section are Y, V, C, Triad, 4-DG and JC shapes. The shaped fibers may include micro cavities with adsorbents and/or flavorants in the cavities.
IPC 8 full level
CPC (source: EP KR US)
A24D 3/064 (2013.01 - EP US); A24D 3/068 (2013.01 - EP US); A24D 3/08 (2013.01 - EP KR US); A24D 3/16 (2013.01 - KR); A24D 3/163 (2013.01 - EP US)
Citation (search report)
See references of WO 2009016513A2
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR
Designated extension state (EPC)
AL BA MK RS
DOCDB simple family (publication)
WO 2009016513 A2 20090205; WO 2009016513 A3 20090924; WO 2009016513 A8 20090319; AU 2008281436 A1 20090205; BR PI0815065 A2 20150210; CN 101742932 A 20100616; CO 6160279 A2 20100520; EA 201070199 A1 20100630; EP 2170110 A2 20100407; JP 2010535024 A 20101118; KR 20100045412 A 20100503; MX 2010001248 A 20100301; US 2009032037 A1 20090205
DOCDB simple family (application)
IB 2008002793 W 20080731; AU 2008281436 A 20080731; BR PI0815065 A 20080731; CN 200880024688 A 20080731; CO 10024065 A 20100301; EA 201070199 A 20080731; EP 08826746 A 20080731; JP 2010518776 A 20080731; KR 20097027544 A 20080731; MX 2010001248 A 20080731; US 18347008 A 20080731