One embodiment of the present invention provides a partly-biodegradable system, which comprises a non-biodegradable portion and a biodegradable portion wherein the non-biodegradable portion is easily separated from the biodegradable portion for disposal of the system. In certain embodiments, the system further comprises a cover layer of non-biodegradable film which adheres to the first non-biodegradable portion to form a sealed compartment for food or drink reservation.
申请公布号
US8268417(B2)
申请公布日期
2012.09.18
申请号
US20100690833
申请日期
2010.01.20
申请人
HELOU, JR. ELIE;DELLINGER DAVID A.;HICKEY WILLIAM V.;DUNN NEIL J.;SCHWARK DWIGHT W.;SPEER DREW V.;BIOSPHERE INDUSTRIES, LLC
发明人
HELOU, JR. ELIE;DELLINGER DAVID A.;HICKEY WILLIAM V.;DUNN NEIL J.;SCHWARK DWIGHT W.;SPEER DREW V.