Patent ID: 11931487
Assignee: ENVIROSCENT, INC.
Field: Pharmaceuticals (Chemistry)
Classification: CPC A  D | IPC A

Claim 0:
1. An article comprising:
a base material having an outer surface and comprising:
fibers and pores formed between the fibers;
at least one low porosity zone having a first porosity, wherein the at least one low porosity zone is exposed on the outer surface of the base material; and

at least one high porosity zone having a second porosity, wherein the at least one high porosity zone is exposed on the outer surface of the base material,
wherein the first porosity is lower than the second porosity; and

a volatile composition comprising at least one top note component having a first volatility and at least one base note component having a second volatility, wherein the first volatility is higher than the second volatility,
wherein the volatile composition at least partially fills the pores of the base material.