US4185405A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prefabricated laminating packet with tab
Assignee: General Binding Corp
•
Filing: 1977-04-05
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Granted: 1980-01-29
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Expires: 1997-04-05
Abstract
Abstract A prefabricated laminating packet is provided having two laminating sheets thereon with a pull tab detachably attached thereto adapted for use in laminating machines. In accordance with a preferred embodiment of the invention, the pull tab has a series of notches therein which serve to locate the packet within a laminating machine and also which enable the machine to work only with packets designed for that particular machine.
Inventors
- 👤 Joe D. Giulie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:54
CPC Classifications
B; B42; B42F; B42F7/00; B42B; B42B5/00; B42D; B42D1/00; B42D1/003; B42D1/008; G; G09; G09F; G09F3/00; Y; Y10; Y10S; Y10S283/00; Y10S283/904
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
81 words
A laminating packet for insertion into a laminating machine having a heating means, comprising in combination: a. a first sheet and a second sheet of a heat laminating material, said first and second sheets being of substantially the same size and lying over each other; b. means for holding said sheets together along one marginal edge thereof; and c. means for pulling the first and second sheets through the laminating machine comprising a detachable tab extending from said one marginal edge;
Claim 2
Dependent Claim
81 words
A laminating packet for insertion into a laminating machine having a heating means, comprising in combination: a. a first sheet and a second sheet of a heat laminating material, said first and second sheets being of substantially the same size and lying over each other; b. means for holding said sheets together along one marginal edge thereof; and c. means for pulling the first and second sheets through the laminating machine comprising a detachable tab extending from said one marginal edge;
Claim 3
Dependent Claim
34 words
The structure of claim 1 wherein at least one of said sheets consists of a sheet of a heat stable plastic coated on a surface facing the opposite sheet with a heat activated adhesive.
Claim 4
Dependent Claim
26 words
The structure of claim 2 wherein both sheets consist of a heat stable plastic with a heat activated adhesive coating thereon, said coatings facing each other.
Claim 5
Dependent Claim
14 words
The structure of claim 1 wherein at least one of the sheets is translucent.
Claim 6
Dependent Claim
36 words
The structure of claim 1 wherein said detachable tab is attached to at least one of said sheets by a strip which will preferentially adhere to the tab and release from the plastic sheet when pulled.
Claim 7
Dependent Claim
21 words
The structure of claim 5 wherein said strip overlaps said tab by a greater distance than it does said plastic sheet.
Claim 8
Dependent Claim
14 words
The structure of claim 1 wherein said tab has a plurality of notches therein.
Claim 9
Dependent Claim
27 words
The structure of claim 1 wherein said sheets comprise a single sheet, folded back upon itself, with the tab attached opposite the fold line of said sheet.
Claim 10
Dependent Claim
28 words
The structure of claim 1 wherein the sheets comprise a single sheet folded upon itself along a crease line with the tab attached adjacent to said crease line.
Claim 11
Dependent Claim
56 words
The packet of claim 1 having first and second sheets wherein one of said sheets has an extension beyond the other of said sheets, said extension forming said detachable tab and a means for detaching being provided comprising perforations along an edge of said tab whereby it can be detached from the remainder of the packet.
Claim 12
Dependent Claim
13 words
The packet of claim 1 wherein the detachable tab comprises a non-laminating material.
Claim 13
Dependent Claim
24 words
The packet of claim 1 wherein means are provided in the tab for cooperation with the machine to permit operation of the laminating machine.
Claim 14
Dependent Claim
22 words
The packet of claim 1 wherein said means for pulling also has means for locating the packet accurately within the laminating machine.
Claim 15
Dependent Claim
13 words
The packet of claim 12 wherein said means comprises notches in the tab.
Claim 16
Dependent Claim
26 words
The system of claim 14 wherein means comprising notches are provided in the tab for cooperation with the machine to permit operation of the laminating machine.
Claim 17
Independent Claim
112 words
A system for laminating an object comprising in combination: (a) a laminating machine having a heating means and an adjacent pressure means; (b) a laminating packet comprising (i) a first sheet and a second sheet of a heat laminating material; (ii) means for holding said sheets together along one leading marginal edge thereof; (iii) means for pulling the first and second sheets through the heating means and the leading marginal edge through the pressure means of the laminating machine, said means for pulling comprising a detachable tab extending from said one marginal edge through said pressure means when the first and second sheets are positioned in the heating means for heat treatment.
Claim 18
Independent Claim
112 words
A system for laminating an object comprising in combination: (a) a laminating machine having a heating means and an adjacent pressure means; (b) a laminating packet comprising (i) a first sheet and a second sheet of a heat laminating material; (ii) means for holding said sheets together along one leading marginal edge thereof; (iii) means for pulling the first and second sheets through the heating means and the leading marginal edge through the pressure means of the laminating machine, said means for pulling comprising a detachable tab extending from said one marginal edge through said pressure means when the first and second sheets are positioned in the heating means for heat treatment.
Claim 19
Dependent Claim
12 words
The system of claim 16 wherein said tab is a non-laminating material.
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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) | 1983-01-28 | 1983-07-30 | 1984-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1987-01-28 | 1987-07-30 | 1988-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1991-01-28 | 1991-07-30 | 1992-01-29 | $7700.00 | Window Closed / Lapsed |