US4493869A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fragrance-releasing microcapsules on a see-through substrate
Assignee: 3M Co
•
Filing: 1983-10-11
•
Granted: 1985-01-15
•
Expires: 2003-10-11
Abstract
Abstract Fragrance releasing appliques are provided which comprise a transparent or translucent substrate bearing microcapsules in a binder on one surface and an adhesive on the remaining surface.
Inventors
- 👤 Norman P. Sweeny
- 👤 Keith E. Relyea
- 👤 Wayne L. Brustad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:34
CPC Classifications
B; B41; B41M; B41M3/00; B41M3/12; A; A61; A61L; A61L9/00; A61L9/015; A61L9/04; A61L9/042; A45; A45D; A45D40/00; A45D40/0087; A61L9/12; Y; Y10; Y10S; Y10S428/00; Y10S428/905; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24851; Y10T428/25; Y10T428/254; Y10T428/28; Y10T428/2813; Y10T428/2848; Y10T428/29; Y10T428/2982; Y10T428/2984; Y10T428/2985
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
74 words
A fragrance releasing article comprising: (A) a transparent or translucent organic polymeric carrier layer, (B) on one side of said carrier layer a pressure-sensitive or water-moistenable adhesive layer, and (C) on the other side of said carrier layer a printed image applied to said carrier layer, and (D) a non-opacifying fragrance releasing layer comprising microcapsules carrying a volatile, fragrant liquid therein and an organic binder resin adhering the microcapsules to the printed carrier layer.
Claim 2
Dependent Claim
74 words
A fragrance releasing article comprising: (A) a transparent or translucent organic polymeric carrier layer, (B) on one side of said carrier layer a pressure-sensitive or water-moistenable adhesive layer, and (C) on the other side of said carrier layer a printed image applied to said carrier layer, and (D) a non-opacifying fragrance releasing layer comprising microcapsules carrying a volatile, fragrant liquid therein and an organic binder resin adhering the microcapsules to the printed carrier layer.
Claim 3
Dependent Claim
11 words
The article of claim 1 wherein said carrier layer is transparent.
Claim 4
Dependent Claim
11 words
The article of claim 1 wherein said carrier layer is translucent.
Claim 5
Dependent Claim
29 words
The article of claim 1 wherein said carrier layer is a frosted organic polymeric layer which becomes more light transmissive when the adhesive layer is applied to a substrate.
Claim 6
Dependent Claim
10 words
The article of claim 1 wherein said microcapsules comprise gelatin.
Claim 7
Dependent Claim
21 words
The article of claim 1 wherein said microcapsules comprise capsules of urea-formaldehyde resin having average diameters between 8 and 30 micrometers.
Claim 8
Dependent Claim
17 words
The article of claim 1 wherein said microcapsules have an average diameter between 8 and 30 micrometers.
Claim 9
Dependent Claim
17 words
The article of claim 5 wherein said microcapsules have an average diameter between 8 and 30 micrometers.
Claim 10
Dependent Claim
15 words
The article of claim 1 wherein said pressure-sensitive adhesive is a hypoallergenic, synthetic, acrylic adhesive.
Claim 11
Dependent Claim
15 words
The article of claim 5 wherein said pressure-sensitive adhesive is a hypoallergenic, synthetic, acrylic adhesive.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-01-15 | 1988-07-16 | 1989-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-01-15 | 1992-07-16 | 1993-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-01-15 | 1996-07-16 | 1997-01-15 | $7700.00 | Window Closed / Lapsed |