US3707433A
Expired / Lapsed
US
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Insulating material
Assignee: Metallized Products Inc
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Filing: 1970-05-18
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Granted: 1972-12-26
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Expires: 1990-05-18
Abstract
Abstract INSULATING MATERIAL OF TWO LAYERS OF PLASTIC FILM SANDWICHED AROUND A REINFORCEMENT OF FIBERS AND CONTAINING VACUUM DEPOSITED METAL WITHIN THE SANDWICH. THE FILM IS SELECTED TO PROVIDE A TRANSMISSION IN EXCESS OF 80% FOR INFRA-RED RADIATION IN THE RANGE OF 80,000-90,000 ANGSTROMS. THE LAMINATE AS A WHOLE HAS A VERY LOW APPARENT K CONDUCTIVITY FACTOR.
Inventors
- 👤 Philip J Clough
- 👤 Robert W Steeves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:43
CPC Classifications
B; B32; B32B; B32B27/00; B32B27/12; B29; B29C; B29C44/00; B29C44/02; B29C44/12; B29C70/00; B29C70/04; B29C70/06; B29C70/08; B32B27/06; B32B27/065; B32B27/32; B32B5/00; B32B5/18; B32B5/20; B32B5/22; B32B5/24; B32B5/245; E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/76; E04B1/78; E04B1/80; E04C; E04C2/00; E04C2/02; E04C2/26; F; F17; F17C; F17C13/00; F17C13/001; B29K; B29K2105/00; B29K2105/06; B32B2255/00; B32B2255/20; B32B2255/205; B32B2266/00; B32B2266/02; B32B2266/0214; B32B2266/0278; B32B2307/00; B32B2307/70; B32B2307/724; B32B2307/726; B32B2307/7265; B32B2323/00; B32B2323/04; B32B2323/10; F17C2203/00; F17C2203/03; F17C2203/0304; F17C2203/0329; F17C2203/0333; F17C2203/0391; F17C2203/06; F17C2203/0634; F17C2203/0636; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24355; Y10T428/249921; Y10T428/249953; Y10T428/24996; Y10T428/249982; Y10T428/249984; Y10T428/249987; Y10T428/24999; Y10T428/26; Y10T428/31504; Y10T428/31551; Y10T428/31573; Y10T428/31587; Y10T428/31605; Y10T428/31678; Y10T428/31692
Claims Analysis
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References Cited (Backward Citations)
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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) | 1975-12-26 | 1976-06-26 | 1976-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-12-26 | 1980-06-26 | 1980-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-12-26 | 1984-06-26 | 1984-12-26 | $7700.00 | Window Closed / Lapsed |