The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 30, 1995
Filed:
May. 21, 1993
Applicant:
Inventor:
Jack W Charbonneau, Somerset, WI (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
4283155 ; 428 40 ; 428 43 ; 428194 ; 428201 ; 428211 ; 4283215 ; 428323 ; 428327 ; 428343 ; 42840221 ; 4285375 ; 428905 ;
Abstract
A sampler for delivery of microencapsulated liquid fragrance material is provided that comprises at least one treated paper sheet defining an enclosed cavity. The paper sheet is at least partially treated with a volatile containment treatment, wherein the volatile liquid containment treatment is water-stable and organic liquid capsule fill-stable. The enclosed cavity is substantially completely defined by treated portion(s) of the sheet. Microcapsules comprising microencapsulated organic liquid capsule fill are disposed within the cavity.