US3299597A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Furnace wall
Assignee: Riley Power Inc
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Filing: 1964-11-09
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Granted: 1967-01-24
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Expires: 1984-11-09
Abstract
No abstract record available.
Inventors
- 👤 Gerald F Davey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:46
CPC Classifications
F; F27; F27D; F27D1/00; F27D1/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
181 words
A FURNACE WALL, COMPRISING A MESH HAVING RODS WHICH INTERSECT AT RIGHT ANGLES, LAYERS OF INSULATION OVERLYING THE MESH, A COVER MATERIAL EXTENDING OVER THE INSULATION ON THE SIDE OPPOSITE THE MESH, A FASTENER COMPRISING AN ELONGATED STRAIGHT PORTION ADAPTED TO EXTEND PERPENDICULAR TO THE PLANE OF THE MESH AND THROUGH THE INSULATION, A FIRST U-SHAPED PORTION HAVING ONE LEG CONNECTED TO THE STRAIGHT PORTION AND ADAPTED TO EXTEND UNDER ONE OF THE RODS ADJACENT AN INTERSECTION ON ONE SIDE OF THE OTHER ROD, A SECOND U-SHAPED PORTION HAVING ONE LEG CONNECTED TO THE OTHER LEG OF THE FIRST U-SHAPED PORTION AND ADAPTED TO EXTEND OVER THE OTHER ROD ADJACENT THE INTERSECTION ON ONE SIDE OF THE SAID ROD, A THIRD U-SHAPED PORTION HAVING ONE LEG CONNECTING TO THE OTHER LEG OF THE SECOND U-SHAPED PORTION AND EXTENDING UNDER THE SAID ONE OF THE RODS ADJACENT THE INTERSECTION ON THE OTHER SIDE OF THE SAID OTHER ROD, THE ELONGATED STRAIGHT PORTION BEING BENT INTO THE PLANE OF THE SAID COVER MATERIAL TO LOCK THE MESH INSULATION AND COVER TO THE MESH.
Claim 2
Dependent Claim
181 words
A FURNACE WALL, COMPRISING A MESH HAVING RODS WHICH INTERSECT AT RIGHT ANGLES, LAYERS OF INSULATION OVERLYING THE MESH, A COVER MATERIAL EXTENDING OVER THE INSULATION ON THE SIDE OPPOSITE THE MESH, A FASTENER COMPRISING AN ELONGATED STRAIGHT PORTION ADAPTED TO EXTEND PERPENDICULAR TO THE PLANE OF THE MESH AND THROUGH THE INSULATION, A FIRST U-SHAPED PORTION HAVING ONE LEG CONNECTED TO THE STRAIGHT PORTION AND ADAPTED TO EXTEND UNDER ONE OF THE RODS ADJACENT AN INTERSECTION ON ONE SIDE OF THE OTHER ROD, A SECOND U-SHAPED PORTION HAVING ONE LEG CONNECTED TO THE OTHER LEG OF THE FIRST U-SHAPED PORTION AND ADAPTED TO EXTEND OVER THE OTHER ROD ADJACENT THE INTERSECTION ON ONE SIDE OF THE SAID ROD, A THIRD U-SHAPED PORTION HAVING ONE LEG CONNECTING TO THE OTHER LEG OF THE SECOND U-SHAPED PORTION AND EXTENDING UNDER THE SAID ONE OF THE RODS ADJACENT THE INTERSECTION ON THE OTHER SIDE OF THE SAID OTHER ROD, THE ELONGATED STRAIGHT PORTION BEING BENT INTO THE PLANE OF THE SAID COVER MATERIAL TO LOCK THE MESH INSULATION AND COVER TO THE MESH.
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) | 1970-01-23 | 1970-07-25 | 1971-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-23 | 1974-07-25 | 1975-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-23 | 1978-07-25 | 1979-01-24 | $7700.00 | Window Closed / Lapsed |