US4256794A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blocking foil
Assignee: MESSRS LEONHARD KURZ
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Filing: 1979-01-05
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Granted: 1981-03-17
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Expires: 1999-01-05
Abstract
Abstract A composite foil for imparting a decorative effect to a substrate comprises a carrier film, a decorating layer secured thereto either directly or by way of a release layer, and an adhesive coating secured on the decorating layer either directly or by way of an adhesion-facilitating layer, said decorating layer comprising at least one layer of glass or glass-like material deposited by high vacuum vaporization.
Inventors
- 👤 Fritz Meisel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:56
CPC Classifications
B; B44; B44C; B44C1/00; B44C1/16; B44C1/165; B44C1/17; B44C1/1712; B44C1/1729; Y; Y10; Y10S; Y10S428/00; Y10S428/914; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24851; Y10T428/24868; Y10T428/24884; Y10T428/24917; Y10T428/24926; Y10T428/25; Y10T428/252; Y10T428/256; Y10T428/257; Y10T428/26; Y10T428/31504; Y10T428/31551; Y10T428/31641
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
96 words
A blocking foil comprising a carrier film, a covering layer, a release layer releaseably connecting said covering layer to said carrier film, an adhesive layer for securing said covering layer to a substrate, said adhesive layer being disposed on the side of said covering layer remote from said carrier film, and an adhesion-facilitating layer connecting said adhesive layer to said covering layer, said covering layer comprising a layer of glass deposited by high vacuum vaporization and also comprising a metal layer disposed on said glass layer on that side which is remote from said carrier film.
Claim 2
Dependent Claim
96 words
A blocking foil comprising a carrier film, a covering layer, a release layer releaseably connecting said covering layer to said carrier film, an adhesive layer for securing said covering layer to a substrate, said adhesive layer being disposed on the side of said covering layer remote from said carrier film, and an adhesion-facilitating layer connecting said adhesive layer to said covering layer, said covering layer comprising a layer of glass deposited by high vacuum vaporization and also comprising a metal layer disposed on said glass layer on that side which is remote from said carrier film.
Claim 3
Dependent Claim
11 words
The foil of claim 1, wherein the glass layer is colored.
Claim 4
Dependent Claim
14 words
The foil of claim 1, wherein the metal layer is deposited by vacuum vaporization.
Claim 5
Dependent Claim
13 words
The foil of claim 1, wherein the glass layer is under 3μ thick.
Claim 6
Dependent Claim
15 words
The foil of claim 1, wherein the glass layer is applied by electron beam vaporization.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-03-16 | 1984-09-15 | 1985-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-03-16 | 1988-09-15 | 1989-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-03-16 | 1992-09-15 | 1993-03-17 | $7700.00 | Window Closed / Lapsed |