US5392986A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cup-like package with cover film of plastic
Assignee: Hoechst AG
•
Filing: 1994-03-22
•
Granted: 1995-02-28
•
Expires: 2014-03-22
Abstract
Abstract A cup-like package of plastic for substantially flowable or pourable products is described. It includes a one-piece receptacle, the top filling and removal opening of which is sealed by a peel-off cover film. The cover film, which is of plastic, has a surface texturing.
Inventors
- 👤 Ekkehard Beer
- 👤 Alfred Schad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 02:36
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/70; B65D85/72; B65D77/00; B65D77/10; B65D77/20; B65D77/2024; B32; B32B; B32B15/00; B32B15/04; B32B15/08; B32B27/00; B32B27/32; B32B27/36; B65D77/2028; B65D77/2032; Y; Y10; Y10T; Y10T428/00; Y10T428/13; Y10T428/1352
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
54 words
A cup-like package for substantially flowable products, comprising: (a) a one-piece receptacle with a top filling and removal opening; and (b) a peel-off multi-layered polyester plastic cover film sealing the opening, having a surface texture, said multi-layered polyester plastic cover film comprising two outer polyester layers, and a third, lower-melting polyester layer embedded therebetween.
Claim 2
Dependent Claim
54 words
A cup-like package for substantially flowable products, comprising: (a) a one-piece receptacle with a top filling and removal opening; and (b) a peel-off multi-layered polyester plastic cover film sealing the opening, having a surface texture, said multi-layered polyester plastic cover film comprising two outer polyester layers, and a third, lower-melting polyester layer embedded therebetween.
Claim 3
Dependent Claim
15 words
The package as claimed in claim 1, wherein the surface texturing is an embossed pattern.
Claim 4
Dependent Claim
41 words
The package as claimed in claim 2, wherein the embossed pattern has an embossing depth, measured as the difference in height from a peak of an elevation to a bottom of a valley, in the range from 0.5 to 50 μm.
Claim 5
Dependent Claim
20 words
The package as claimed in claim 3, wherein the embossing depth is in the range from 3 to 30 μm.
Claim 6
Dependent Claim
20 words
The package as claimed in claim 4, wherein the embossing depth is in the range from 5 to 20 μm.
Claim 7
Dependent Claim
49 words
The package as claimed in claim 1, wherein the polyester film for the outer layers includes polyethyleneterephthalate and wherein the third layer includes a copolyester including ethyleneterephthalate units and ethyleneisophthalate units in a quantity of between 5 and 50 mol %, based on the total content of the copolyester.
Claim 8
Dependent Claim
19 words
The package as claimed in claim 1, wherein the cover film includes on an underside an additional sealing layer.
Claim 9
Dependent Claim
24 words
The package as claimed in claim 7, wherein the sealing layer is comprised of a polyolefin, polyvinylidene chloride, a copolyester or a polyacrylate/methacrylate mixture.
Claim 10
Dependent Claim
27 words
The package as claimed in claim 1, wherein the cover film is provided on an upper side with at least one of a metallization and a print.
Claim 11
Dependent Claim
23 words
The package as claimed in claim 1, wherein the cover film has an overall thickness in the range from 20 to 1,000 μm.
Claim 12
Dependent Claim
24 words
The package as claimed in claim 10, wherein the overall thickness of the cover film is in the range from 30 to 500 μm.
Claim 13
Dependent Claim
24 words
The package as claimed in claim 11, wherein the overall thickness of the cover film is in the range from 35 to 200 μm.
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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) | 1998-02-27 | 1998-08-29 | 1999-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2002-02-27 | 2002-08-29 | 2003-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2006-02-27 | 2006-08-29 | 2007-02-28 | $7700.00 | Window Closed / Lapsed |