Patent US3030256A successfully refreshed from Google Patents.
US3030256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforced laminated panels with foam core
Assignee: Individual
•
Filing: 1960-03-08
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Granted: 1962-04-17
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Expires: 1980-03-08
Abstract
No abstract record available.
Inventors
- 👤 Rosenthal Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:23
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/02; E04C2/10; E04C2/20; E04C2/205; B; B29; B29C; B29C44/00; B29C44/34; B29C44/56; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23914; Y10T428/23979; Y10T428/23986; Y10T428/249921; Y10T428/249953; Y10T428/249962; Y10T428/249987; Y10T428/24999
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
THE METHOD OF FABRICATING A LAMINATED PANEL COMPRISING THE STEPS OF FORMING A SKIN LAYER, FORMING A CORE LAYER, INSERTING A REENFORCING ELEMENT THROUGH SAID CORE LAYER, BENDING THE ENDS OF SAID REENFORCING ELEMENT TOWARD THE SURFACES OF SAID CORE LAYER, AND BONDING SAID ENDS OF THE REENFORCING ELEMENT, SKIN AND CORE LAYERS TOGETHER WITH SAID BENT ENDS OF THE REENFORCING ELEMENT LYING BETWEEN THE LAYER SURFACES.
Claim 2
Independent Claim
67 words
THE METHOD OF FABRICATING A LAMINATED PANEL COMPRISING THE STEPS OF FORMING A SKIN LAYER, FORMING A CORE LAYER, INSERTING A REENFORCING ELEMENT THROUGH SAID CORE LAYER, BENDING THE ENDS OF SAID REENFORCING ELEMENT TOWARD THE SURFACES OF SAID CORE LAYER, AND BONDING SAID ENDS OF THE REENFORCING ELEMENT, SKIN AND CORE LAYERS TOGETHER WITH SAID BENT ENDS OF THE REENFORCING ELEMENT LYING BETWEEN THE LAYER SURFACES.
References Cited (Backward Citations)
US2362119A
Cited
US2429486A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |