US3298150A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wall insulation structures and method of using same
Assignee: Wmb International AB
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Filing: 1963-04-01
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Granted: 1967-01-17
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Expires: 1983-04-01
Abstract
No abstract record available.
Inventors
- 👤 Ahlquist David Esbjorn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:08
CPC Classifications
F; F25; F25D; F25D23/00; F25D23/06; E; E04; E04B; E04B1/00; E04B1/62; E04B1/74; E04B1/76; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1028; Y10T156/103; Y10T156/1089; Y10T156/1092; Y10T156/1093; Y10T428/00; Y10T428/23; Y10T428/237; Y10T428/239
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
AN INSULATION FOR WALLS AND SIMILAR SURFACES COMPRISING A PLURALITY OF BLOCKS OF INSULATING MATERIAL DISPOSED IN SIDE-BY-SIDE RELATION, EACH OF SAID BLOCKS BEING CONTAINED IN AN ENVELOPE HAVING A PORTION EXTENDING OVER AND COVERING ONE FACE OF THE BLOCK AND DISPOSED AGAINST THE WALL, EACH BLOCK HAVING A FACE DISPOSED TOWARD THE ROOM, THE ENVELOPE ALSO BEING PROVIDED WITH SIDE PANELS COVERING THE SIDES OF THE BLOCK, EACH SIDE PANEL BEING OF GREATER WIDTH THAN THE SIDE OF THE BLOCK OVER WHICH IT IS DISPOSED TO THEREBY PROVIDE PROJECTING FLAP PORTIONS ON SAID ENVELOPE EXTENDING BEYOND THE ROOM-FACING FACE OF THE BLOCK, SAID PROJECTING PORTIONS BEING UNITED TOGETHER.
Claim 2
Dependent Claim
109 words
AN INSULATION FOR WALLS AND SIMILAR SURFACES COMPRISING A PLURALITY OF BLOCKS OF INSULATING MATERIAL DISPOSED IN SIDE-BY-SIDE RELATION, EACH OF SAID BLOCKS BEING CONTAINED IN AN ENVELOPE HAVING A PORTION EXTENDING OVER AND COVERING ONE FACE OF THE BLOCK AND DISPOSED AGAINST THE WALL, EACH BLOCK HAVING A FACE DISPOSED TOWARD THE ROOM, THE ENVELOPE ALSO BEING PROVIDED WITH SIDE PANELS COVERING THE SIDES OF THE BLOCK, EACH SIDE PANEL BEING OF GREATER WIDTH THAN THE SIDE OF THE BLOCK OVER WHICH IT IS DISPOSED TO THEREBY PROVIDE PROJECTING FLAP PORTIONS ON SAID ENVELOPE EXTENDING BEYOND THE ROOM-FACING FACE OF THE BLOCK, SAID PROJECTING PORTIONS BEING UNITED TOGETHER.
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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |