Patent US4304824A successfully refreshed from Google Patents.
US4304824A
Expired / Lapsed
US
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Flexible modular insulation
Assignee: Individual
•
Filing: 1980-11-10
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Granted: 1981-12-08
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Expires: 2000-11-10
Abstract
Abstract A flexible modular insulation quilt is disclosed having two thin flexible layers fused to the borders and surrounding a plurality of shaped foamed material in a vacuum.
Inventors
- 👤 Ralph E. Karpinski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:33
CPC Classifications
B; B32; B32B; B32B5/00; B32B5/22; B32B5/30; B32B15/00; B32B15/04; B32B15/08; B32B27/00; B32B27/06; B32B27/08; B32B5/18; E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/76; E04B1/78; E04C; E04C2/00; E04C2/02; E04C2/10; E04C2/20; E04C2/205; B32B2307/00; B32B2307/30; B32B2307/304; Y; Y10; Y10T; Y10T428/00; Y10T428/23; Y10T428/231; Y10T428/233; Y10T428/234; Y10T428/239; Y10T428/24; Y10T428/24479; Y10T428/24488; Y10T428/24562; Y10T428/24777; Y10T428/24793
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
62 words
A flexible, modular insulation quilt comprising: a pluraity of pellets of insulation material in a vacuum, a pair of opposed laminate films of flexible plastic material disposed at either side of said plurality of pellets and fused at all edges, whereby the vacuum is maintained, and means integrally formed of said laminate films for attaching the insulation panel to a desired surface.
Claim 2
Dependent Claim
62 words
A flexible, modular insulation quilt comprising: a pluraity of pellets of insulation material in a vacuum, a pair of opposed laminate films of flexible plastic material disposed at either side of said plurality of pellets and fused at all edges, whereby the vacuum is maintained, and means integrally formed of said laminate films for attaching the insulation panel to a desired surface.
Claim 3
Dependent Claim
40 words
The flexible, modular insulation quilt of claim 1 wherein each of said laminate films comprises: a thin interior flexible film of soft plastic material, and a thin exterior flexible film of harder plastic material bonded to said thin interior film.
Claim 4
Dependent Claim
38 words
The flexible, modular insulation quilt of claim 1 wherein each of said laminate films comprises: a thin interior flexible film of soft plastic material; and a thin exterior film of aluminum foil bonded to said thin interior film.
Claim 5
Dependent Claim
27 words
The flexible, modular insulation quilt of claim 1 further comprising a thin mesh of low conductive material disposed centrally of said plurality of pellets of insulation material.
Claim 6
Dependent Claim
22 words
The flexible, modular insulation quilt of claim 1 wherein said plurality of pellets comprises a plurality of pellets of foamed plastic material.
Claim 7
Dependent Claim
20 words
The flexible, modular quilt of claim 5 wherein said pellets of foamed plastic material is devoid of any interior gas.
Claim 8
Dependent Claim
25 words
The flexible, modular insulation quilt of claim 1 further comprising a layer of heat reflective material bonded to one or both of said laminate films.
Claim 9
Dependent Claim
29 words
The flexible, modular insulation quilt of claim 1 wherein said means for attaching comprises a margin of bonded laminate film disposed on all sides of said plurality of pellets.
Claim 10
Dependent Claim
20 words
The flexible, modular insulation quilt of claim 1 wherein said means of attaching comprises adhesive bonding to a protective covering.
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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) | 1984-12-07 | 1985-06-08 | 1985-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-12-07 | 1989-06-08 | 1989-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-12-07 | 1993-06-08 | 1993-12-08 | $7700.00 | Window Closed / Lapsed |