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:
Jan. 29, 1991
Filed:
Dec. 08, 1989
Applicant:
Inventor:
Jack W Charbonneau, Somerset, WI (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
A61L / ; B01J / ; D01F / ; D04H / ;
U.S. Cl.
CPC ...
428204 ; 229 / ; 424451 ; 428124 ; 428201 ; 428206 ; 428207 ; 428211 ; 4283215 ; 428905 ;
Abstract
Fragrance releasing pull-apart sheets can provide immediate fragrance release and transferable fragrance microcapsules by placing microcapsules between the two surfaces with a discontinuous binder, and adhering the surfaces together with the binder with the capsules in some areas and with only microcapsules present in other areas.